gitlab-org--gitlab-foss/app/assets/stylesheets/framework/markdown_area.scss

.div-dropzone-wrapper {
  .div-dropzone {
    position: relative;

    .div-dropzone-hover {
      position: absolute;
      top: 50%;
      left: 50%;
      margin-top: -11.5px;
      margin-left: -15px;
      opacity: 0;
      font-size: 30px;
      transition: opacity 200ms ease-in-out;
      pointer-events: none;
    }

    .div-dropzone-spinner {
      position: absolute;
      bottom: 10px;
      right: 5px;
      opacity: 0;
      font-size: 20px;
      transition: opacity 200ms ease-in-out;
    }

    .div-dropzone-icon {
      display: block;
      text-align: center;
      font-size: inherit;
    }

    .div-dropzone-progress {
      position: absolute;
      top: 7px;
      left: -40px;
      width: 35px;
      font-size: 13px;
      text-align: right;
    }

    .dz-preview {
      display: none;
    }
  }
}

.div-dropzone-alert {
  margin-top: 5px;
  margin-bottom: 0;
  transition: opacity 200ms ease-in-out;
}

.md-area {
  position: relative;
}

.md-header {
  .nav-links {
    a {
      width: 100%;
      padding-top: 0;
      line-height: 19px;

      &.btn.btn-xs {
        padding: 2px 5px;
      }

      &:focus {
        margin-top: -10px;
        padding-top: 10px;
      }
    }
  }
}

.md-header-tab {
  @include media-breakpoint-down(xs) {
    flex: 1;
    width: 100%;
    border-bottom: 1px solid $border-color;
    text-align: center;
  }
}

.nav-links {
  li.md-header-toolbar {
    margin-left: auto;
    display: none;

    &.active {
      display: block;

      @include media-breakpoint-down(xs) {
        flex: none;
        display: flex;
        justify-content: center;
        width: 100%;
        padding-top: $gl-padding-top;
        padding-bottom: $gl-padding-top;
      }
    }
  }
}

.referenced-users {
  color: $gl-text-color;
  padding-top: 10px;
}

.md-preview-holder {
  min-height: 167px;
  padding: 10px 0;
  overflow-x: auto;
}

.markdown-area {
  border-radius: 0;
  background: $white-light;
  border: 1px solid $md-area-border;
  min-height: 140px;
  max-height: 500px;
  padding: 5px;
  box-shadow: none;
  width: 100%;
}

.md {
  &.md-preview-holder {
    // Reset ul style types since we're nested inside a ul already
    @include bulleted-list;
  }

  // On diffs code should wrap nicely and not overflow
  code {
    white-space: pre-wrap;
    word-break: keep-all;
  }

  hr {
    // Darken 'whitesmoke' a bit to make it more visible in note bodies
    border-color: darken($gray-normal, 8%);
    margin: 10px 0;
  }

  // Border around images in issue and MR comments.
  img:not(.emoji) {
    border: 1px solid $white-normal;
    padding: 5px;
    margin: 5px 0;
    // Ensure that image does not exceed viewport
    max-height: calc(100vh - 100px);
  }

  table {
    @include markdown-table;
  }
}

.toolbar-btn {
  float: left;
  padding: 0 7px;
  background: transparent;
  border: 0;
  outline: 0;

  svg {
    width: 14px;
    height: 14px;
    margin-top: 3px;
    fill: $gl-text-color-secondary;
  }

  &:hover,
  &:focus {
    svg {
      fill: $gl-link-color;
    }
  }
}

.toolbar-fullscreen-btn {
  margin-left: $gl-padding;
  margin-right: -5px;

  @include media-breakpoint-down(xs) {
    margin-left: 0;
    margin-right: 0;
  }
}

.atwho-view {
  overflow-y: auto;
  overflow-x: hidden;

  .name,
  small.aliases,
  small.params {
    float: left;
  }

  small.aliases,
  small.params {
    padding: 2px 5px;
  }

  small.description {
    float: right;
    padding: 3px 5px;
  }

  .avatar-inline {
    margin-bottom: 0;
  }

  .cur {
    .avatar {
      @include disableAllAnimation;
      border: 1px solid $white-light;
    }
  }

  ul > li {
    @include clearfix;
    white-space: nowrap;
  }

  // TODO: fallback to global style
  .atwho-view-ul {
    padding: 8px 1px;

    li {
      padding: 8px 16px;
      border: 0;

      &.cur {
        background-color: $gray-darker;
        color: $gl-text-color;

        small {
          color: inherit;
        }
      }

      div.avatar {
        display: inline-flex;
        justify-content: center;
        align-items: center;

        .center {
          line-height: 14px;
        }
      }

      strong {
        color: $gl-text-color;
      }
    }
  }
}

@include media-breakpoint-down(xs) {
  .atwho-view-ul {
    width: 350px;
  }

  .atwho-view ul li {
    overflow: hidden;
    text-overflow: ellipsis;
  }
}