diff --git a/curriculum/challenges/english/25-front-end-development/workshop-piano/612e89d254fe5d3df7d6693d.md b/curriculum/challenges/english/25-front-end-development/workshop-piano/612e89d254fe5d3df7d6693d.md
index 7b9e4dc8c60..fcc5ce5a108 100644
--- a/curriculum/challenges/english/25-front-end-development/workshop-piano/612e89d254fe5d3df7d6693d.md
+++ b/curriculum/challenges/english/25-front-end-development/workshop-piano/612e89d254fe5d3df7d6693d.md
@@ -17,16 +17,28 @@ For now, create a CSS selector to target all elements using `*`, and include the
 
 # --hints--
 
+You should have an `html` selector`.
+
+```js
+assert.exists(new __helpers.CSSHelp(document).getStyle('html'));
+```
+
+Your `html` selector should have the `box-sizing` property set to `border-box`.
+
+```js
+assert.equal(new __helpers.CSSHelp(document).getStyle('html')?.boxSizing, 'border-box');
+```
+
 You should have a `*, ::before, ::after` selector.
 
 ```js
-assert(new __helpers.CSSHelp(document).getStyle('*, ::before, ::after'));
+assert.exists(new __helpers.CSSHelp(document).getStyle('*, ::before, ::after'));
 ```
 
 Your `*, ::before, ::after` selector should have the `box-sizing` property set to `inherit`.
 
 ```js
-assert(new __helpers.CSSHelp(document).getStyle('*, ::before, ::after')?.boxSizing === 'inherit');
+assert.equal(new __helpers.CSSHelp(document).getStyle('*, ::before, ::after')?.boxSizing, 'inherit');
 ```
 
 # --seed--