freeCodeCamp/client/src/components/layouts/global.css

html {
  font-size: 18px;
}

body {
  font-family: 'Roboto Mono', monospace;
  color: var(--secondary-color);
  background: var(--secondary-background);
}

.btn-cta-big {
  max-height: 100%;
  font-size: 27px;
  white-space: normal;
}

.default-layout {
  margin-top: var(--header-height, 0px);
  background: var(--secondary-background);
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - var(--header-height, 0px));
}

h1 {
  color: var(--secondary-color);
  font-weight: 700;
  font-size: 1.5rem;
  font-family: 'Roboto Mono', monospace;
  margin: 1.2rem 0 1.2rem;
}
h2 {
  color: var(--secondary-color);
  font-weight: 700;
  font-size: 1.2rem;
  font-family: 'Roboto Mono', monospace;
  margin: 1.2rem 0 1.2rem;
}
h3 {
  color: var(--secondary-color);
  font-weight: 700;
  font-size: 1.1rem;
  font-family: 'Roboto Mono', monospace;
  margin: 0 0 1.2rem;
}

h4,
h5,
h6,
p,
td,
th {
  color: var(--secondary-color);
  font-weight: 400;
  font-size: 1rem;
  font-family: 'Roboto Mono', monospace;
  margin: 0 0 1.2rem;
}

p {
  line-height: 1.5rem;
}

.big-heading {
  font-size: 2.5rem !important;
  overflow-wrap: break-word;
}

.medium-heading {
  font-size: 1.5rem !important;
  font-weight: normal;
}

.medium-heading.text-center {
  margin-bottom: 50px;
}

@media (max-width: 500px) {
  .big-heading {
    font-size: 1.6rem !important;
  }
  .medium-heading {
    font-size: 1.4rem !important;
  }
  h1 {
    font-size: 1.2rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  h3 {
    font-size: 1rem;
  }
  .btn-cta {
    font-size: 1.2rem;
  }
}

.text-center {
  text-align: center !important;
}

.green-text {
  color: var(--secondary-color);
}

a {
  color: inherit;
  text-decoration: underline;
}

a:hover,
a:focus {
  text-decoration: none;
  color: var(--tertiary-color);
  background-color: var(--tertiary-background);
}
/* modal */

.fcc-modal {
  background-color: var(--secondary-background);
  color: var(--secondary-color);
}

button.close {
  color: inherit;
  background-color: transparent;
  font-size: 28px;
  opacity: 0.5;
  text-shadow: none;
}

button.close:hover,
button.close:focus {
  color: inherit;
  opacity: 1;
  background-color: transparent;
}

.modal-content {
  background-color: var(--secondary-background);
  border-radius: 0px;
  border: 1px solid var(--secondary-color);
}

.modal-footer,
.modal-header {
  border-color: var(--secondary-color);
}

button,
input[type='submit'],
.btn {
  background-color: var(--quaternary-background);
  border-width: 3px;
  border-color: var(--secondary-color);
  color: var(--secondary-color);
  border-radius: 0px;
  text-decoration: none;
}

button:hover,
input[type='submit']:hover,
.btn:hover,
.btn-primary:hover {
  border-color: var(--secondary-color);
  background-color: var(--secondary-color);
  color: var(--secondary-background);
  cursor: pointer;
}

.btn:active,
.btn-primary:active {
  background-color: var(--secondary-background);
}

.btn:focus,
.btn-primary:focus,
.btn-primary.focus {
  background-color: var(--quaternary-background);
  color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.btn:active:hover,
.btn-primary:hover,
.btn-primary:active:hover,
.btn-primary.active:hover,
.open > .dropdown-toggle.btn-primary:hover,
.btn-primary:active:focus,
.btn-primary.active:focus,
.open > .dropdown-toggle.btn-primary:focus,
.btn-primary:active.focus,
.btn-primary.active.focus,
.open > .dropdown-toggle.btn-primary.focus {
  background-color: var(--secondary-color);
  color: var(--secondary-background);
}

.btn.disabled,
.btn[disabled],
fieldset[disabled] .btn,
.btn-primary.disabled:hover,
.btn-primary[disabled]:hover,
fieldset[disabled] .btn-primary:hover,
.btn-primary.disabled:focus,
.btn-primary[disabled]:focus,
fieldset[disabled] .btn-primary:focus,
.btn-primary.disabled.focus,
.btn-primary[disabled].focus,
fieldset[disabled] .btn-primary.focus {
  cursor: not-allowed;
  background-color: var(--quaternary-background);
  border-color: var(--quaternary-color);
  color: var(--quaternary-color);
}

.btn-cta {
  background-color: #feac32;
  background-image: linear-gradient(#fecc4c, #ffac33);
  border-width: 3px;
  border-color: #feac32;
  color: #0a0a23 !important;
}
.btn-cta:hover,
.btn-cta:focus,
.btn-cta:active:hover {
  background-color: #fecc4c;
  border-width: 3px;
  border-color: #f1a02a;
  background-image: none;
  color: #0a0a23 !important;
}
.btn-cta:active {
  background-image: none;
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.3);
}
.btn-link,
.btn-link:focus,
.btn-link:active {
  color: inherit;
  border: none;
  text-decoration: underline;
  background: transparent;
  padding: 0;
  outline: 0;
}
.btn-link:hover,
.btn-link:focus:active {
  background: var(--tertiary-background);
  text-decoration: none;
  color: inherit;
}

.button-group .btn:not(:last-child) {
  margin-bottom: 10px;
}
strong {
  color: var(--secondary-color);
}

.form-control {
  color: var(--primary-color);
  outline: none;
  border-color: var(--quaternary-background);
  background-color: var(--primary-background);
  -webkit-box-shadow: none !important;
  -moz-box-shadow: none !important;
  box-shadow: none !important;
  border-radius: 0px;
}

input {
  outline: none;
  border-color: var(--quaternary-background);
  -webkit-box-shadow: none !important;
  -moz-box-shadow: none !important;
  box-shadow: none !important;
  border-radius: 0px;
}

textarea {
  resize: vertical;
}

form {
  margin-bottom: 5px;
}
.form-control:focus,
input:focus {
  border-color: var(--tertiary-color);
}
code {
  background-color: var(--quaternary-background);
  color: var(--tertiary-color);
  border-radius: 0px;
  font-family: 'Roboto Mono', monospace;
}

.panel {
  border-radius: 0;
  background-color: transparent;
}

.help-block em {
  font-size: 0.8rem;
}

hr {
  border-top: 1px solid var(--quaternary-background);
}

.panel-default {
  background: var(--secondary-background);
}

.btn-primary:active,
.btn-primary.active,
.open > .dropdown-toggle.btn-primary,
.open > .dropdown-toggle.btn-primary:hover {
  background-color: var(--secondary-color);
  color: var(--secondary-background);
}

.open > .dropdown-menu {
  border-radius: 0px;
}

.dropdown-menu {
  background-color: var(--secondary-color);
}

.dropdown-menu > li > a {
  color: var(--secondary-background);
}

.dropdown-menu > li > a:hover,
.dropdown-menu > li > a:focus {
  color: var(--secondary-color);
  background-color: var(--secondary-background);
}

.table-striped > tbody > tr:nth-child(2n + 1) > td,
.table-striped > tbody > tr:nth-child(2n + 1) > th {
  background-color: var(--tertiary-background);
}

.help-block {
  color: var(--quaternary-color);
}

.panel-default > .panel-heading {
  background-color: transparent;
}

.challenge-output span {
  font-size: 1rem;
}

.breadcrumb {
  background: var(--tertiary-background);
  border-radius: 0px;
}

code[class*='language-'],
pre[class*='language-'] {
  border-radius: 0px;
}

pre {
  color: inherit;
  background-color: inherit;
  border: none;
  border-radius: 0;
}

.list-group-item {
  background: transparent;
  border: none;
  border-radius: 0;
}

.intro-toc .list-group-item:hover {
  background-color: var(--tertiary-background) !important;
  border-radius: 0;
}

.panel-primary > .panel-heading {
  background-color: transparent;
  border-color: var(--color-primary);
}

.has-success .help-block,
.has-success .control-label,
.has-success .radio,
.has-success .checkbox,
.has-success .radio-inline,
.has-success .checkbox-inline,
.has-success.radio label,
.has-success.checkbox label,
.has-success.radio-inline label,
.has-success.checkbox-inline label {
  color: var(--highlight-color);
}

.has-error .help-block,
.has-error .control-label,
.has-error .radio,
.has-error .checkbox,
.has-error .radio-inline,
.has-error .checkbox-inline,
.has-error.radio label,
.has-error.checkbox label,
.has-error.radio-inline label,
.has-error.checkbox-inline label {
  color: var(--danger-color);
}

.has-error .form-control,
.has-warning .form-control,
.has-success .form-control {
  border-color: var(--quaternary-background);
}

.has-error .form-control:focus,
.has-warning .form-control:focus,
.has-success .form-control:focus {
  border-color: var(--tertiary-color);
}

.panel-primary {
  border-color: var(--primary-color);
}

.nav-tabs > li.active > a,
.nav-tabs > li.active > a:hover,
.nav-tabs > li.active > a:focus {
  color: var(--secondary-background);
}

.nav-tabs > li > a {
  border-radius: 0;
}

blockquote footer,
blockquote small,
blockquote .small {
  color: var(--gray-45);
}

.alert {
  border-radius: 0px;
  overflow-wrap: break-word;
}

/* gatsby 404 */
#search {
  background-color: var(--quaternary-background);
  color: var(--primary-color);
  border-color: var(--quaternary-color);
  border-width: 2px;
  border-style: outset;
  border-color: buttonface;
  border-image: initial;
}

#search::placeholder {
  color: var(--secondary-color);
}