diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ca.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ca.md
index 3a3b1cce477..b5947b401fc 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ca.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ca.md
@@ -7,7 +7,7 @@ dashedName: step-2
# --description--
-Add opening and closing `html` tags below the `DOCTYPE` so you have a place to start putting some code.
+Add opening and closing `html` tags below the `DOCTYPE` so you have a place to start putting some code. Be sure to set the language.
# --hints--
@@ -17,10 +17,10 @@ Your `DOCTYPE` declaration should be at the beginning of your HTML.
assert(__helpers.removeHtmlComments(code).match(/^\s*/i));
```
-Your `html` element should have an opening tag.
+Your `html` element should have an opening tag, and `lang` attribute with value of `en`.
```js
-assert(code.match(//gi));
+assert(code.match(//gi));
```
Your `html` element should have a closing tag.
@@ -32,7 +32,7 @@ assert(code.match(/<\/html\s*>/));
Your `html` tags should be in the correct order.
```js
-assert(code.match(/\s*<\/html\s*>/));
+assert(code.match(/\s*<\/html\s*>/));
```
You should only have one `html` element.
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cb.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cb.md
index c875ecf77c1..4fe3f645461 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cb.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cb.md
@@ -60,7 +60,7 @@ assert([...document.querySelector('html').children].some(x => x.localName === 'b
```html
--fcc-editable-region--
-
+
--fcc-editable-region--
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cc.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cc.md
index 1099eb4a53d..a6daa99c160 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cc.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cc.md
@@ -7,10 +7,22 @@ dashedName: step-4
# --description--
-Add a `title` element to the `head`, and give your project a title of `City Skyline`. Also, nest a self-closing `link` element in the `head` element. Give it a `rel` attribute value of `stylesheet` and an `href` attribute value of `styles.css`.
+Within the `head`, nest a `meta` element with a `charset` of `UTF-8`, a `title` element with a title of `City Skyline`, and a `link` element that links your `styles.css` file.
# --hints--
+You should create a `meta` element within the `head` element.
+
+```js
+assert.exists(document.querySelector('head > meta'));
+```
+
+You should give the `meta` tag a `charset` of `UTF-8`.
+
+```js
+assert.equal(document.querySelector('head > meta')?.getAttribute('charset')?.toLowerCase(), 'utf-8');
+```
+
Your code should have a `title` element.
```js
@@ -81,7 +93,7 @@ assert.match(code, /
-
+
--fcc-editable-region--
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cd.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cd.md
index c8a5ccba39f..455ebdb1eab 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cd.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cd.md
@@ -36,8 +36,9 @@ assert.equal(astStyles?.border, '1px solid black');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ce.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ce.md
index 35f0c7678ee..b86013bb54c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ce.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ce.md
@@ -37,8 +37,9 @@ assert.equal(astStyles.boxSizing, 'border-box');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cf.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cf.md
index e222f617675..45b83843303 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cf.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98cf.md
@@ -42,8 +42,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('body')?.overflow, 'hidden
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d0.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d0.md
index f19987ebbc8..bf59b99385e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d0.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d0.md
@@ -35,8 +35,9 @@ assert([...document.querySelector('div')?.classList]?.includes('background-build
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d1.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d1.md
index fb39dc17adc..c94c7ea43b1 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d1.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d1.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.background-buildings')?.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d2.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d2.md
index a700b1bca1d..39aae73d0cc 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d2.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d2.md
@@ -47,8 +47,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1')?.height, '70%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d3.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d3.md
index 3b32817cffd..bf5c4b30f1f 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d3.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d3.md
@@ -62,8 +62,9 @@ assert.equal(document.querySelectorAll('div.bb1 > div')?.length, 4);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d4.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d4.md
index 36b94252fba..fcf15ddd14f 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d4.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d4.md
@@ -89,8 +89,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1d')?.height, '70%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d5.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d5.md
index 80b3ae15cd7..c97b6c1c185 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d5.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d5.md
@@ -46,8 +46,9 @@ assert.equal(bb1Style?.alignItems, 'center');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d6.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d6.md
index 9ac0e0f857d..473354f62f1 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d6.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d6.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1')?.getPropertyValue(
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d7.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d7.md
index 2608edbc494..6c0397c69cb 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d7.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d7.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1a')?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d8.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d8.md
index a414ae69643..61119a27de3 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d8.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d8.md
@@ -53,8 +53,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1d')?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d9.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d9.md
index 992019b1a5d..7fe5ab2304e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d9.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98d9.md
@@ -23,8 +23,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1')?.getPropertyValue(
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98da.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98da.md
index 2afc8381ea0..faf9443ab90 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98da.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98da.md
@@ -56,8 +56,9 @@ assert(__t('div.bb1','bb2') && __t('div.bb2','bb3') && __t('div.bb3','bb4'));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98db.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98db.md
index 5c777d172c8..242d5d9098d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98db.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98db.md
@@ -53,8 +53,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb4')?.height, '58%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dc.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dc.md
index 205248ded37..f780b2454d7 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dc.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dc.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.background-buildings')?.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dd.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dd.md
index 4373aef5869..2231f616c6d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dd.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98dd.md
@@ -45,8 +45,9 @@ assert.equal(document.querySelectorAll('div')?.length, 14);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98de.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98de.md
index 5facfca33f8..63a0d7177a1 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98de.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98de.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb2')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98df.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98df.md
index 7cc5e2c0b36..45832db7926 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98df.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98df.md
@@ -23,8 +23,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb2')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e0.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e0.md
index ebbbfbeecf6..8eacd57f64d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e0.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e0.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb3')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e1.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e1.md
index 24ff5b88c96..e69534f7d84 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e1.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e1.md
@@ -49,8 +49,9 @@ assert.isEmpty(new __helpers.CSSHelp(document).getStyle('.bb1')?.getPropertyValu
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e2.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e2.md
index de0368fd44e..f8a42aa5898 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e2.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e2.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb3')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e3.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e3.md
index 312b6604aa9..4c1a12a629e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e3.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e3.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb4')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e4.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e4.md
index 52d89d6838b..8ebf142eb2e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e4.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e4.md
@@ -35,8 +35,9 @@ assert.exists(document.querySelector('div.foreground-buildings'));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e5.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e5.md
index 00a2797ce5a..7029263989a 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e5.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e5.md
@@ -47,8 +47,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.foreground-buildings')?.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e6.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e6.md
index 2227eb024a3..d434e2aeb01 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e6.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e6.md
@@ -73,8 +73,9 @@ assert(__t('div.fb1','fb2') && __t('div.fb2','fb3') && __t('div.fb3','fb4') && _
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e7.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e7.md
index 96af615048c..d0b1000a10b 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e7.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e7.md
@@ -125,8 +125,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.fb6')?.height, '38%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e8.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e8.md
index 239be2b4d77..94b88fb38c6 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e8.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e8.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.foreground-buildings')?.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e9.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e9.md
index f55eb5bfbb3..0feb40f0b4d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e9.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98e9.md
@@ -65,8 +65,9 @@ assert.exists(eitherOr());
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ea.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ea.md
index ea9935b9bc0..a7ba8c36511 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ea.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ea.md
@@ -23,8 +23,9 @@ assert.notExists(new __helpers.CSSHelp(document).getStyle('.foreground-buildings
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98eb.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98eb.md
index 1268c64abf5..8d06cc61809 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98eb.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98eb.md
@@ -53,8 +53,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.fb6')?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ec.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ec.md
index d6c643000b0..8143d18ec3c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ec.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ec.md
@@ -46,8 +46,9 @@ assert.equal(document.querySelectorAll('div')?.length, 26);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ed.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ed.md
index 3b47fe7bdbf..68bb2249960 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ed.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ed.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.fb5')?.right, '10%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ee.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ee.md
index 43fb24c6081..bd0e16a4841 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ee.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ee.md
@@ -29,8 +29,9 @@ assert(/\/\*\s*FOREGROUND BUILDINGS - "fb" stands for "foreground building"\s*\*
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ef.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ef.md
index 23ae7185b7e..0512796cfb2 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ef.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ef.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(':root')?.getPropertyValue
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f0.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f0.md
index 7a2038043c0..e07315019ab 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f0.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f0.md
@@ -50,8 +50,9 @@ assert.include(new __helpers.CSSHelp(document).getStyle('.bb1a')?.getPropVal('ba
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f1.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f1.md
index 8ea805f7841..e658de33d12 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f1.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f1.md
@@ -49,8 +49,9 @@ assert.notEmpty(new __helpers.CSSHelp(document).getStyle('.bb1a')?.width);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f2.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f2.md
index dbd5b7f3fc1..5f21d781a13 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f2.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f2.md
@@ -60,8 +60,9 @@ assert.notExists(document.querySelector('div.bb1d.bb1-window'));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f3.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f3.md
index c104eede3f1..5b832df0f87 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f3.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f3.md
@@ -47,8 +47,9 @@ assert.isEmpty(new __helpers.CSSHelp(document).getStyle('.bb1c')?.backgroundColo
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f4.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f4.md
index 9e9f20d7150..6059b2d60a3 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f4.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f4.md
@@ -57,8 +57,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1d')?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f5.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f5.md
index 5a068906ee0..6e64130d7cb 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f5.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f5.md
@@ -23,8 +23,9 @@ assert.notMatch(code, /\.bb1d\s*\{\s*[^}]*?background-color[^}]*?\}/);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f6.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f6.md
index 61b81176a26..ac074fd614c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f6.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f6.md
@@ -33,8 +33,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1d')?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f7.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f7.md
index 863648b05ae..9e7d9a17d54 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f7.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f7.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb1d')?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f8.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f8.md
index 2139742241c..606401d03e2 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f8.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f8.md
@@ -35,8 +35,9 @@ assert.exists(document.querySelector('div.bb2b'));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f9.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f9.md
index 45a17d17e9d..82bda67e3e4 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f9.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98f9.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb2b')?.height, '100%');
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fa.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fa.md
index 9dce99cfedf..ab1fca84681 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fa.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fa.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(':root')?.getPropertyValue
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fb.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fb.md
index da6c81208f5..89c7828a13d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fb.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fb.md
@@ -58,8 +58,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(`.bb2b`)?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fc.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fc.md
index ca12247483c..e61306e210a 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fc.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fc.md
@@ -23,8 +23,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(`.bb2b`)?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fd.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fd.md
index 7b35faed48e..5f5aeb1a36c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fd.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fd.md
@@ -23,8 +23,9 @@ assert.isEmpty(new __helpers.CSSHelp(document).getStyle(".bb2")?.backgroundColor
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fe.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fe.md
index 91fe719a2a6..fa43165a670 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fe.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98fe.md
@@ -71,8 +71,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle('.bb2a')?.borderRight, "1v
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ff.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ff.md
index 3ac92b04f65..c7755836830 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ff.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e98ff.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb2a")?.borderRight, "5v
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9900.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9900.md
index d47ceec94fd..f110fe4f8be 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9900.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9900.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb2a")?.borderRight, "5v
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9901.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9901.md
index 94301d1d58f..93559351e86 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9901.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9901.md
@@ -29,8 +29,9 @@ assert.isEmpty(new __helpers.CSSHelp(document).getStyle(".bb2a")?.borderTop);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9902.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9902.md
index 6653af22e7c..01485d6fc62 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9902.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9902.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb2a")?.borderBottom.tri
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9903.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9903.md
index 425dfb85f43..a84664027d0 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9903.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9903.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(":root")?.getPropertyValue
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9904.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9904.md
index 73e94be7592..826e82e8004 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9904.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9904.md
@@ -51,8 +51,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb3")?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9905.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9905.md
index 822eb7383a9..be8f279c220 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9905.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9905.md
@@ -23,8 +23,9 @@ assert.notMatch(code, /\.bb3\s*\{\s*[^}]*?background-color[^}]*?\}/);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9906.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9906.md
index 353e2336850..28fd7889ce6 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9906.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9906.md
@@ -48,8 +48,9 @@ assert.exists(document.querySelector("div.bb4b + div.bb4c"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9907.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9907.md
index 37c3ec92eca..b97da80b656 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9907.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9907.md
@@ -53,8 +53,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb4c")?.height, "85%");
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9908.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9908.md
index fa4c695746d..74f1fa92aaa 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9908.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9908.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb4c")?.backgroundColor.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9909.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9909.md
index b9c9bb04de3..c1f05cb180c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9909.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9909.md
@@ -23,8 +23,9 @@ assert.exists(new __helpers.CSSHelp(document).getStyle(".building-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990a.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990a.md
index 36386489ac4..91c5eaceb1f 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990a.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990a.md
@@ -53,8 +53,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".building-wrap")?.alignIt
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990b.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990b.md
index 4d6d64e218e..6c551ec4605 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990b.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990b.md
@@ -29,8 +29,9 @@ assert.exists(document.querySelector("div.bb4.building-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990c.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990c.md
index bf8b82678e4..207b0898467 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990c.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990c.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(":root")?.getPropertyValue
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990d.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990d.md
index 9710fc938cb..c792b7c315e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990d.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990d.md
@@ -29,8 +29,9 @@ assert.equal(document.querySelectorAll("div.bb4c > div.bb4-window")?.length, 4);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990e.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990e.md
index 98e7b95a6fe..03e6774811d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990e.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990e.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".bb4-window")?.background
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990f.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990f.md
index 29d251a1bd8..d16084b615d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990f.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e990f.md
@@ -49,8 +49,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".window-wrap")?.justifyCo
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9910.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9910.md
index 74089989c40..5e0b774f8ab 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9910.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9910.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.bb4c.window-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9911.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9911.md
index 6a6f8360745..7ec8572cbda 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9911.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9911.md
@@ -48,8 +48,9 @@ assert.exists(document.querySelector("div.fb1b + div.fb1c"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9912.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9912.md
index ea0cd0059ba..05d085a1be7 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9912.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9912.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb1c")?.height, "80%");
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9913.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9913.md
index b1fdb661913..d451d028ebe 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9913.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9913.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.fb1.building-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9914.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9914.md
index 0dfacfdc75a..5cb763bcec7 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9914.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9914.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb1b")?.backgroundColor.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9915.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9915.md
index ba46e27f5b2..e476f5d90bc 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9915.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9915.md
@@ -23,8 +23,9 @@ assert.notMatch(code, /\.fb5\s*\{\s*[^}]*?background-color[^}]*?\}/);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9916.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9916.md
index efba9fa5131..8685190853e 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9916.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9916.md
@@ -43,8 +43,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb1c")?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9917.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9917.md
index fe84002d2dd..226aa2791df 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9917.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9917.md
@@ -46,8 +46,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb1c")?.getPropVal('back
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9918.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9918.md
index b1060b1cbe7..891c49a2e13 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9918.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9918.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb1a")?.borderBottom.tri
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9919.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9919.md
index da449352ebc..70f365e2891 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9919.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9919.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb1a")?.borderRight, "2v
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991a.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991a.md
index 9e4d702d9a3..99f5abea099 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991a.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991a.md
@@ -36,8 +36,9 @@ assert.exists(document.querySelector("div.fb2 > div.fb2b"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991b.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991b.md
index 215ab4f94ba..f1cc76cabd4 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991b.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991b.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb2b")?.height, "75%");
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991c.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991c.md
index f81fb28f55b..e047f9f3021 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991c.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991c.md
@@ -29,8 +29,9 @@ assert.equal(document.querySelectorAll("div.fb2-window")?.length, 3);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991d.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991d.md
index 62c8772e37b..75eac697004 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991d.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991d.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.fb2b.window-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991e.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991e.md
index 5f15142baf3..68bea5beb87 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991e.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991e.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb2-window")?.background
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991f.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991f.md
index 4cc40e66a9c..e4198afe229 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991f.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e991f.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb2b")?.backgroundColor.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9920.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9920.md
index 638f25b5db2..3ccdb0dbcc5 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9920.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9920.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb2a")?.borderRight, "1v
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9921.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9921.md
index 9aae0cb5938..3cff4a2acda 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9921.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9921.md
@@ -47,8 +47,9 @@ assert.exists(document.querySelector("div.fb3 :nth-child(4).fb3b"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9922.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9922.md
index 7a43598bdf8..0fa90cef88b 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9922.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9922.md
@@ -41,8 +41,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb3b")?.height, "35%");
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9923.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9923.md
index d2abe6b132e..c6942ea1b38 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9923.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9923.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb3b")?.backgroundColor.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9924.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9924.md
index 377ff38b9c4..a7f0e2cb952 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9924.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9924.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.fb3.building-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9925.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9925.md
index 5429190d877..19ff10935fc 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9925.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9925.md
@@ -29,8 +29,9 @@ assert.equal(document.querySelectorAll("div.fb3-window")?.length, 3)
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9926.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9926.md
index 4205f030bd4..7c0132cbbd5 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9926.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9926.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb3-window")?.background
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9927.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9927.md
index b8f1313eb28..ed213fde285 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9927.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9927.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.fb3a.window-wrap"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9928.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9928.md
index 6088806a50c..ea4a9dc04e0 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9928.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9928.md
@@ -23,8 +23,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(":root")?.getPropertyValue
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9929.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9929.md
index e950f4938dc..60a445ccd6c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9929.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9929.md
@@ -35,8 +35,9 @@ assert.exists(document.querySelector("div.fb4b"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992a.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992a.md
index f8bf665778e..7c1fd3dfc0a 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992a.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992a.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4b")?.height, "89%");
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992b.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992b.md
index 466472ea8f4..6ec1e954b18 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992b.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992b.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4b")?.backgroundColor.
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992c.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992c.md
index b3f3ff4646a..1548769e3c8 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992c.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992c.md
@@ -29,8 +29,9 @@ assert.equal(document.querySelectorAll("div.fb4-window")?.length, 6);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992d.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992d.md
index f58fa1ec623..6ddb73f13b4 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992d.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992d.md
@@ -35,8 +35,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4-window")?.borderRadi
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992e.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992e.md
index b92f3e585d4..3fd53b9a1ec 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992e.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992e.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4-window")?.margin, "1
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992f.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992f.md
index a86a71c8055..d3624b3cfda 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992f.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e992f.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4b")?.flexWrap, "wrap"
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9930.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9930.md
index 944e49d6bda..997ee5ecec0 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9930.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9930.md
@@ -29,8 +29,9 @@ assert.equal(new __helpers.CSSHelp(document).getStyle(".fb4a")?.borderLeft.trim(
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9931.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9931.md
index ee9c0cf9e14..742b4250c6c 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9931.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9931.md
@@ -23,8 +23,9 @@ assert.notMatch(code, /\.fb6\s*\{\s*[^}]*?background-color[^}]*?\}/);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9932.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9932.md
index 52526d371fa..80bdfe3d777 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9932.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9932.md
@@ -41,8 +41,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb5")?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9933.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9933.md
index 56aadef8512..f3731819799 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9933.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9933.md
@@ -41,8 +41,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb5")?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9934.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9934.md
index 4deea90ee2f..3f172a0388a 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9934.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9934.md
@@ -41,8 +41,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb6")?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9935.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9935.md
index 7142e372f2c..ef5b15a88a7 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9935.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9935.md
@@ -35,8 +35,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".fb6")?.getPropVal('backg
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9936.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9936.md
index b44114c7951..9d8a3c2d880 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9936.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9936.md
@@ -23,8 +23,9 @@ assert.isEmpty(new __helpers.CSSHelp(document).getStyle("*")?.border);
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9937.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9937.md
index 3052979a87a..0c9bd249eb4 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9937.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9937.md
@@ -23,8 +23,9 @@ assert.exists(document.querySelector("div.background-buildings.sky"));
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9938.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9938.md
index 4def0869c58..0c60ad6415d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9938.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9938.md
@@ -41,8 +41,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".sky")?.background, /radi
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9939.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9939.md
index 52d2842ef0d..cb07a8fde0b 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9939.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e9939.md
@@ -23,8 +23,9 @@ assert.match(new __helpers.CSSHelp(document).getStyle(".sky")?.background, /radi
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993a.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993a.md
index 6ca513ca5a4..12d39cb4c09 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993a.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993a.md
@@ -31,8 +31,9 @@ assert.equal(new __helpers.CSSHelp(document).getCSSRules("media")?.[0]?.media?.m
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993b.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993b.md
index 9e5f728678b..f43412ed800 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993b.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993b.md
@@ -31,8 +31,9 @@ assert.match(new __helpers.CSSHelp(document).getRuleListsWithinMedia("(max-width
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993c.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993c.md
index 7825b6cbbe9..6d77b62b471 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993c.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993c.md
@@ -35,8 +35,9 @@ assert.match(new __helpers.CSSHelp(document).getRuleListsWithinMedia("(max-width
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993d.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993d.md
index e1e04d83c86..1a90ae8e5b9 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993d.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993d.md
@@ -47,8 +47,9 @@ assert.equal(new __helpers.CSSHelp(document).getRuleListsWithinMedia("(max-width
```html
-
+
+
City Skyline
diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993e.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993e.md
index 0ec7ef3b27b..592c85e070d 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993e.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-variables-by-building-a-city-skyline/5d822fd413a79914d39e993e.md
@@ -43,8 +43,9 @@ assert.equal(new __helpers.CSSHelp(document).getRuleListsWithinMedia("(max-width
```html
-
+
+
City Skyline
@@ -452,8 +453,9 @@ body {
```html
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+
+
City Skyline