devdocs/assets/stylesheets/components/_content.scss

//
// Content
//

._container {
  position: relative;
  z-index: $contentZ;
  height: 100%;
  margin-left: $sidebarWidth;
  pointer-events: none;
  @extend %border-box;

  @media #{$mediumScreen} { margin-left: $sidebarMediumWidth; }

  ._sidebar-hidden & { margin-left: 0; }
}

._content {
  position: relative;
  height: 100%;
  overflow-y: scroll;
  margin-left: .875rem;
  padding: 1.125rem 1.5rem 0;
  font-size: .875rem;
  pointer-events: auto;
  -webkit-overflow-scrolling: touch;
  @extend %border-box;

  -webkit-padding-start: .625rem;
  -webkit-padding-end: .75rem;

  @media (-moz-overlay-scrollbars) { padding-left: .625rem; }
  @media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) { margin-left: 0; }

  ._sidebar-hidden &:before {
    content: '';
    display: block;
    margin-top: $headerHeight;
  }

  &::-webkit-scrollbar { -webkit-appearance: none; }
  &::-webkit-scrollbar:vertical { width: 14px; }
  &::-webkit-scrollbar:horizontal { height: 14px }
  &::-webkit-scrollbar-button { display: none; }
  &::-webkit-scrollbar-track,
  &::-webkit-scrollbar-corner { background: $contentBackground; }
  &::-webkit-scrollbar-thumb {
    min-height: 2rem;
    background: $scrollbarColor;
    background-clip: padding-box;
    border: 5px solid $contentBackground;
    border-radius: 10px;

    &:hover,
    &:active {
      background-color: $scrollbarColorHover;
      border-width: 4px;
    }
  }
}

._content-loading:before {
  opacity: 1;
  @extend ._booting:before;
}

//
// Splash screen
//

._splash-title {
  color: $splashText;
  cursor: default;
  opacity: 1;
  @extend ._booting:before, %user-select-none;
}

//
// Intro
//

._intro {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 2.375rem);

  ._sidebar-hidden & {
    min-height: calc(100vh - 2.375rem - #{$headerHeight});
  }
}

._intro-message {
  max-width: 37rem;
  margin: .5rem 0;
  padding: 1rem 1.25rem;
  @extend %note, %note-green;
}

._intro-hide {
  float: right;
  line-height: 1.5rem;
  cursor: pointer;
}

._intro-title {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.5rem;
}

._intro-list {
  margin: 1rem 0;
  padding-left: 2.25rem;
}

._intro-link { cursor: pointer; }

//
// Error
//

._error {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  padding: 0 2rem;
  line-height: 1.5rem;
  text-align: center;
}

._error-title {
  margin: -5.5rem 0 1rem;
  line-height: 2rem;
  font-size: 1.5rem;
}

._error-text {
  margin: 0 0 1rem;
  color: $textColorLight;
}

._error-links {
  font-size: 1rem;
  font-weight: $boldFontWeight;
}

._error-link { padding: 0 .5rem; }

//
// Heading
//

._lined-heading,
%lined-heading {
  display: flex;
  justify-content: center;
  align-items: center;

  &:after {
    content: '';
    display: inline-block;
    vertical-align: middle;
    flex-grow: 1;
    height: 1px;
    line-height: 0;
    margin-top: .25rem;
    margin-left: 1rem;
    background: $boxBorderLight;
  }
}

._block-heading { @extend %block-heading; }

._heading-links {
  float: right;
  font-weight: normal;

  > a + a { margin-left: .25rem; }
}

//
// Table of contents
//

._toc {
  float: right;
  max-width: 15em;
  margin: .25rem 0 1.5rem 1.5rem;
  padding: .625rem 1rem;
  @extend %box;

  + h1, + ._lined-heading { margin-top: 0; }
}

._toc-title {
  margin: 0 0 .5rem;
  font-size: inherit;
  font-weight: $boldFontWeight;
}

._toc-list {
  margin: 0;
  padding: 0 1em 0 0;
  list-style: none;
}

._toc-link { @extend %internal-link; }

//
// Static page
//

._static {
  padding-bottom: 2em;

  > ._lined-heading:first-child { margin-top: 0; }
}

//
// Credits table
//

._credits {
  width: 100%;
}

//
// Doc table
//

._docs {
  width: 100%;
  margin-top: .75rem;
  line-height: 1.5rem;

  th, td {
    width: 1%;

    &:first-child { width: auto; }
    &:last-child { width: 12rem; }
  }

  td > a { cursor: pointer; }
}

._docs-name:before {
  float: left;
  margin: .25rem .5rem .25rem 0;
  @extend %doc-icon;
}

._docs-size {
  text-align: right;

  > small { color: $textColorLight; }
}

._docs-tools {
  overflow: hidden;
  line-height: 1.5rem;
}

._docs-links {
  float: right;
  padding: .375rem .125rem;
  @extend %box;
}

._docs-link {
  display: none;
  vertical-align: top;
  padding: 0 .75rem;
  cursor: pointer;

  &._show { display: inline-block; }
  &._show ~ &._show { border-left: 1px solid $boxBorder; }
}

._docs-label {
  overflow: hidden;
  margin: 1px 0;
  padding: .375rem .5rem;

  > input {
    display: inline-block;
    vertical-align: top;
    margin: .25rem;
  }
}

//
// News
//

._content {
  ._news-row {
    position: relative;
    padding-left: 10em;
    font-size: .8125rem;
    color: $textColorLight;

    + ._news-row { margin-top: 1em; }
  }

  ._news-title {
    display: block;
    font-size: .875rem;
    color: $textColor;
  }

  ._news-date {
    position: absolute;
    top: 0;
    left: 0;
    font-size: .875rem;
  }
}

//
// Keyboard shortcuts
//

._shortcuts-title {
  width: 16rem;
  max-width: 40%;
  margin: 2rem 0 1rem;
  font-size: 1rem;
  text-align: right;
}

._shortcuts-dl { margin: 1rem 0; }

._shortcuts-dt {
  float: left;
  clear: left;
  margin: 0 0 .75rem;
  width: 16rem;
  max-width: 40%;
  font-weight: normal;
  text-align: right;
}

._shortcuts-dd {
  display: block;
  margin: 0 0 .75rem;
  padding: 1px 0 1px .75rem;
  overflow: hidden;
}

._shortcut-code {
  display: inline-block;
  vertical-align: top;
  padding: 0 .5em;
  @extend %label;
}

//
// Abbreviations
//

._abbreviations td { @extend %code; }

//
// Utilities
//

._note { @extend %note; }
._note-green { @extend %note-green; }
._label { @extend %label; }
._highlight { background: $highlightBackground !important; }

._pre-clip {
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  opacity: .5;
  padding: .375rem;
  cursor: pointer;

  pre:hover > & { display: block; }
  &:hover { opacity: 1; }

  @if $style == 'dark' {
    &:before { @extend %icon, %icon-clipboard-white; }
  } @else {
    &:before { @extend %icon, %icon-clipboard; }
  }

  &._pre-clip-success, &._pre-clip-error {
    &:before { display: none; }
    &:after {
      content: 'Copied';
      padding-right: .25rem;
    }
  }
  &._pre-clip-error:after { content: 'Error'; }
}

._btn {
  white-space: nowrap;
  padding: .125rem .375rem;
  background-image: linear-gradient(lighten($boxBackground, 3%), darken($boxBackground, 4%));
  border: 1px solid $boxBorder;
  border-radius: 3px;

  &:active {
    background-color: $boxBackground;
    box-shadow: inset 0 1px 3px rgba(black, .15);
  }
}

._github-btn {
  display: inline-block;
  vertical-align: text-top;
  margin-left: .25rem;
}