Bootstrap/site/docs/4.2/assets/scss/_component-examples.scss

// stylelint-disable no-duplicate-selectors, selector-no-qualifying-type

//
// Grid examples
//

.bd-example-row {
  .row {
    > .col,
    > [class^="col-"] {
      padding-top: .75rem;
      padding-bottom: .75rem;
      background-color: rgba(86, 61, 124, .15);
      border: 1px solid rgba(86, 61, 124, .2);
    }
  }

  .row + .row {
    margin-top: 1rem;
  }

  .flex-items-top,
  .flex-items-middle,
  .flex-items-bottom {
    min-height: 6rem;
    background-color: rgba(255, 0, 0, .1);
  }
}

.bd-example-row-flex-cols .row {
  min-height: 10rem;
  background-color: rgba(255, 0, 0, .1);
}

.bd-highlight {
  background-color: rgba($bd-purple, .15);
  border: 1px solid rgba($bd-purple, .15);
}

// Grid mixins
.example-container {
  width: 800px;
  @include make-container();
}

.example-row {
  @include make-row();
}

.example-content-main {
  @include make-col-ready();

  @include media-breakpoint-up(sm) {
    @include make-col(6);
  }

  @include media-breakpoint-up(lg) {
    @include make-col(8);
  }
}

.example-content-secondary {
  @include make-col-ready();

  @include media-breakpoint-up(sm) {
    @include make-col(6);
  }

  @include media-breakpoint-up(lg) {
    @include make-col(4);
  }
}


//
// Container illustrations
//

.bd-example-container {
  min-width: 16rem;
  max-width: 25rem;
  margin-right: auto;
  margin-left: auto;
}

.bd-example-container-header {
  height: 3rem;
  margin-bottom: .5rem;
  background-color: lighten($blue, 50%);
  @include border-radius;
}

.bd-example-container-sidebar {
  float: right;
  width: 4rem;
  height: 8rem;
  background-color: lighten($blue, 25%);
  @include border-radius;
}

.bd-example-container-body {
  height: 8rem;
  margin-right: 4.5rem;
  background-color: lighten($bd-purple, 25%);
  @include border-radius;
}

.bd-example-container-fluid {
  max-width: none;
}


//
// Docs examples
//

.bd-example {
  position: relative;
  padding: 1rem;
  margin: 1rem (-$grid-gutter-width / 2) 0;
  border: solid $gray-100;
  border-width: .2rem 0 0;
  @include clearfix();

  @include media-breakpoint-up(sm) {
    padding: 1.5rem;
    margin-right: 0;
    margin-left: 0;
    border-width: .2rem;
  }

  + .highlight,
  + .clipboard + .highlight {
    margin-top: 0;
  }

  + p {
    margin-top: 2rem;
  }

  .pos-f-t {
    position: relative;
    margin: -1rem;

    @include media-breakpoint-up(sm) {
      margin: -1.5rem;
    }
  }

  .custom-file-input:lang(es) ~ .custom-file-label::after {
    content: "Elegir";
  }

  > .form-control {
    + .form-control {
      margin-top: .5rem;
    }
  }

  > .nav + .nav,
  > .alert + .alert,
  > .navbar + .navbar,
  > .progress + .progress,
  > .progress + .btn {
    margin-top: 1rem;
  }

  > .dropdown-menu:first-child {
    position: static;
    display: block;
  }

  > .form-group:last-child {
    margin-bottom: 0;
  }

  > .close {
    float: none;
  }
}

// Typography
.bd-example-type {
  .table {
    td {
      padding: 1rem 0;
      border-color: #eee;
    }
    tr:first-child td {
      border-top: 0;
    }
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    margin-top: 0;
    margin-bottom: 0;
  }
}

// Contextual background colors
.bd-example-bg-classes p {
  padding: 1rem;
}

// Images
.bd-example {
  > svg + svg,
  > img + img {
    margin-left: .5rem;
  }
}

// Buttons
.bd-example {
  > .btn,
  > .btn-group {
    margin-top: .25rem;
    margin-bottom: .25rem;
  }
  > .btn-toolbar + .btn-toolbar {
    margin-top: .5rem;
  }
}

// Forms
.bd-example-control-sizing select,
.bd-example-control-sizing input[type="text"] + input[type="text"] {
  margin-top: .5rem;
}
.bd-example-form .input-group {
  margin-bottom: .5rem;
}
.bd-example > textarea.form-control {
  resize: vertical;
}

// List groups
.bd-example > .list-group {
  max-width: 400px;
}
.bd-example > [class*="list-group-horizontal"] {
  max-width: 100%;
}

// Navbars
.bd-example {
  .fixed-top,
  .sticky-top {
    position: static;
    margin: -1rem -1rem 1rem;
  }
  .fixed-bottom {
    position: static;
    margin: 1rem -1rem -1rem;
  }

  @include media-breakpoint-up(sm) {
    .fixed-top,
    .sticky-top {
      margin: -1.5rem -1.5rem 1rem;
    }
    .fixed-bottom {
      margin: 1rem -1.5rem -1.5rem;
    }
  }
}

// Pagination
.bd-example .pagination {
  margin-top: .5rem;
  margin-bottom: .5rem;
}

// Example modals
.modal {
  z-index: 1072;

  .tooltip,
  .popover {
    z-index: 1073;
  }
}

.modal-backdrop {
  z-index: 1071;
}

.bd-example-modal {
  background-color: #fafafa;

  .modal {
    position: relative;
    top: auto;
    right: auto;
    bottom: auto;
    left: auto;
    z-index: 1;
    display: block;
  }

  .modal-dialog {
    left: auto;
    margin-right: auto;
    margin-left: auto;
  }
}

// Example tabbable tabs
.bd-example-tabs .nav-tabs {
  margin-bottom: 1rem;
}

// Popovers
.bd-example-popover-static {
  padding-bottom: 1.5rem;
  background-color: #f9f9f9;

  .popover {
    position: relative;
    display: block;
    float: left;
    width: 260px;
    margin: 1.25rem;
  }
}

// Tooltips
.tooltip-demo a {
  white-space: nowrap;
}

.bd-example-tooltip-static .tooltip {
  position: relative;
  display: inline-block;
  margin: 10px 20px;
  opacity: 1;
}

// Scrollspy demo on fixed height div
.scrollspy-example {
  position: relative;
  height: 200px;
  margin-top: .5rem;
  overflow: auto;
}

.scrollspy-example-2 {
  position: relative;
  height: 350px;
  overflow: auto;
}

.bd-example-border-utils {
  [class^="border"] {
    display: inline-block;
    width: 5rem;
    height: 5rem;
    margin: .25rem;
    background-color: #f5f5f5;
  }
}

.bd-example-border-utils-0 {
  [class^="border"] {
    border: 1px solid $border-color;
  }
}

//
// Code snippets
//

.highlight {
  padding: 1rem;
  margin-top: 1rem;
  margin-bottom: 1rem;
  background-color: $gray-100;
  -ms-overflow-style: -ms-autohiding-scrollbar;

  @include media-breakpoint-up(sm) {
    padding: 1.5rem;
  }
}

.bd-content .highlight {
  margin-right: (-$grid-gutter-width / 2);
  margin-left: (-$grid-gutter-width / 2);

  @include media-breakpoint-up(sm) {
    margin-right: 0;
    margin-left: 0;
  }
}

.highlight {
  pre {
    padding: 0;
    margin-top: 0;
    margin-bottom: 0;
    background-color: transparent;
    border: 0;
  }
  pre code {
    font-size: inherit;
    color: $gray-900; // Effectively the base text color
  }
}