gitlab-org--gitlab-foss/app/assets/stylesheets/pages/notes.scss

/**
 * Notes
 */

@-webkit-keyframes targe3-note {
  from { background:#fffff0; }
  50% { background:#ffffd3; }
  to { background:#fffff0; }
}

ul.notes {
  display: block;
  list-style: none;
  margin: 0px;
  padding: 0px;

  .timeline-icon {
    float: left;
  }

  .timeline-content {
    margin-left: 55px;
  }

  .note_created_ago, .note-updated-at {
    white-space: nowrap;
  }

  .system-note {
    font-size: 14px;
    padding-top: 10px;
    padding-bottom: 10px;
    background: #FDFDFD;

    .timeline-icon {
      .avatar {
        visibility: hidden;
      }
    }
  }

  .discussion-header,
  .note-header {
    @extend .cgray;

    a:hover {
      text-decoration: none;
    }

    .avatar {
      float: left;
      margin-right: 10px;
    }

    .discussion-last-update,
    .note-last-update {
      &:before {
        content: "\00b7";
      }

      a {
        color: $gl-gray;

        &:hover {
          text-decoration: underline;
        }
      }
    }
    .author {
      color: #4c4e54;
      margin-right: 3px;

      &:hover {
        color: $gl-link-color;
      }
    }
    .author-username {
    }

    .note-role {
      float: right;
      margin-top: 1px;
      border: 1px solid #bbb;
      background-color: transparent;
      color: $gl-gray;
    }
  }

  .discussion-body {
    padding-top: 15px;
  }

  .discussion {
    overflow: hidden;
    display: block;
    position:relative;
  }

  .note {
    display: block;
    position:relative;

    .note-body {
      overflow: auto;

      .note-text {
        overflow: auto;
        word-wrap: break-word;
        @include md-typography;

        // Reset ul style types since we're nested inside a ul already
        & > ul {
          list-style-type: disc;

          ul {
            list-style-type: circle;

            ul {
              list-style-type: square;
            }
          }
        }

        ul.task-list {
          ul:not(.task-list) {
            padding-left: 1.3em;
          }
        }

        hr {
          // Darken 'whitesmoke' a bit to make it more visible in note bodies
          border-color: darken(#F5F5F5, 8%);
          margin: 10px 0;
        }
      }
    }

    .note-header {
      padding-bottom: 3px;
    }

    &:last-child {
      border-bottom: 1px solid $border-color;
    }
  }
}

// Diff code in discussion view
.discussion-body .diff-file {
  .diff-header > span {
    margin-right: 10px;
  }
  .line_content {
    white-space: pre-wrap;
  }
}

.diff-file .notes_holder {
  font-family: $regular_font;

  td {
    border: 1px solid #ddd;
    border-left: none;

    &.notes_line {
      vertical-align: middle;
      text-align: center;
      padding: 10px 0;
      background: #FFF;
      color: $text-color;
    }
    &.notes_line2 {
      text-align: center;
      padding: 10px 0;
      border-left: 1px solid #ddd !important;
    }
    &.notes_content {
      background-color: #fff;
      border-width: 1px 0;
      padding-top: 0;
      vertical-align: top;
      &.parallel{
        border-width: 1px;
      }
    }
  }
}

/**
 * Actions for Discussions/Notes
 */

.discussion,
.note {
  .discussion-actions,
  .note-actions {
    float: right;
    margin-left: 10px;

    a {
      margin-left: 5px;
      color: $gl-gray;

      i.fa {
        font-size: 16px;
        line-height: 16px;
      }

      &:hover {
        @extend .cgray;
        &.danger { @extend .cred; }
      }
    }
  }
}
.diff-file .note .note-actions {
  right: 0;
  top: 0;
}


/**
 * Line note button on the side of diffs
 */

.diff-file tr.line_holder {
  @mixin show-add-diff-note {
    filter: alpha(opacity=100);
    opacity: 1.0;
  }

  .add-diff-note {
    margin-top: -4px;
    @include border-radius(40px);
    background: #FFF;
    padding: 4px;
    font-size: 16px;
    color: $gl-link-color;
    margin-left: -60px;
    position: absolute;
    z-index: 10;
    width: 32px;

    transition: all 0.2s ease;

    // "hide" it by default
    opacity: 0.0;
    filter: alpha(opacity=0);

    &:hover {
      background: $gl-info;
      color: #FFF;
      @include show-add-diff-note;
    }
  }

  // "show" the icon also if we just hover somewhere over the line
  &:hover > td {
    .add-diff-note {
      @include show-add-diff-note;
    }
  }
}