mkdocs-material/src/assets/stylesheets/extensions/_admonition.scss

////
/// Copyright (c) 2016-2017 Martin Donath <martin.donath@squidfunk.com>
///
/// Permission is hereby granted, free of charge, to any person obtaining a
/// copy of this software and associated documentation files (the "Software"),
/// to deal in the Software without restriction, including without limitation
/// the rights to use, copy, modify, merge, publish, distribute, sublicense,
/// and/or sell copies of the Software, and to permit persons to whom the
/// Software is furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in
/// all copies or substantial portions of the Software.
///
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
/// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
/// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
/// DEALINGS
////

// ----------------------------------------------------------------------------
// Rules
// ----------------------------------------------------------------------------

// Scoped in typesetted content to match specificity of regular content
.md-typeset {

  // Admonition extension
  .admonition {
    @include z-depth(2);

    position: relative;
    margin: 1.5625em 0;
    padding: 0.8rem 1.2rem;
    border-left: 0.4rem solid $clr-blue-a200;
    border-radius: 0.2rem;
    font-size: ms(-1);

    // Remove spacing on first element
    :first-child {
      margin-top: 0;
    }

    // Remove spacing on last element
    :last-child {
      margin-bottom: 0;
    }

    // Title
    .admonition-title {
      margin: -0.8rem -1.2rem -0.4rem;
      padding: 0.8rem 1.2rem;
      border-bottom: 0.1rem solid transparentize($clr-blue-a200, 0.9);
      background-color: transparentize($clr-blue-a200, 0.9);
      font-weight: 700;

      // Icon
      &::before {
        @extend %md-icon;

        margin-right: 0.8rem;
        color: $clr-blue-a200;
        font-size: 2rem;
        content: "edit";
        vertical-align: -0.25em;
      }
    }

    // Build representational classes
    @each $names, $appearance in (
      summary tldr: $clr-light-blue-a400 "subject",
      tip hint important : $clr-teal-a700 "whatshot",
      success check done: $clr-green-a700 "done",
      warning caution attention: $clr-orange-a400 "warning",
      failure fail missing: $clr-red-a200 "clear",
      danger error: $clr-red-a400 "flash_on",
      bug: $clr-pink-a400 "bug_report",
      quote cite: $clr-grey "format_quote"
    ) {
      $tint: nth($appearance, 1);
      $icon: nth($appearance, 2);

      // Define base class
      &%#{nth($names, 1)},
      &.#{nth($names, 1)} {
        border-left: 0.4rem solid $tint;

        // Title
        .admonition-title {
          border-bottom: 0.1rem solid transparentize($tint, 0.9);
          background-color: transparentize($tint, 0.9);

          // Icon
          &::before {
            color: $tint;
            content: $icon;
          }
        }
      }

      // Define synonyms for base class
      @if length($names) > 1 {
        @for $n from 2 through length($names) {
          &.#{nth($names, $n)} {
            @extend .admonition%#{nth($names, 1)};
          }
        }
      }
    }
  }
}