gitlabhq/app/assets/stylesheets/gitlab_bootstrap/buttons.scss

.btn {
  background-image: -webkit-gradient(linear, 0 0, 0 26, color-stop(0.076, #f7f7f7), to(#d5d5d5));
  background-image: -webkit-linear-gradient(#f7f7f7 7.6%, #d5d5d5);
  background-image: -moz-linear-gradient(#f7f7f7 7.6%, #d5d5d5);
  background-image: -o-linear-gradient(#f7f7f7 7.6%, #d5d5d5);
  border-color:#aaa;
  &:hover {
    @include bg-gray-gradient;
    border-color:#bbb;
    color:#333;
  }

  &.primary {
    background:#2a79A3;
    border-color: #2A79A3;
    background-image: -webkit-linear-gradient(#47A7b7 7.6%, #2585b5);
    background-image: -moz-linear-gradient(#47A7b7 7.6%, #2585b5);
    background-image: -o-linear-gradient(#47A7b7 7.6%, #2585b5);
    color:#fff;
    text-shadow: 0 1px 1px #268;
    &:hover {
      background:$blue_link;
      color:#fff;
    }

    &.disabled {
      color:#fff;
      background:#29B;
    }
  }

  &.success {
    border-color: #4A4;
    background-image: -webkit-linear-gradient(#82D482 7.6%, #22B442);
    background-image: -moz-linear-gradient(#82D482 7.6%, #22B442);
    background-image: -o-linear-gradient(#82D482 7.6%, #22B442);
    color: #fff;
    text-shadow: 0 1px 1px #141;

    &:hover {
      background: #6C6;
      color: #fff;
    }

    &.disabled {
      color:#fff;
      background:#2b2;
    }
  }

  &.save-btn {
    @extend .wide;
    @extend .primary;
  }

  &.cancel-btn {
    float:right;
  }

  &.wide {
    padding-left:30px;
    padding-right:30px;
  }

  &.danger,
  &.btn-danger {
    color:#fff;
    background: #DA4E49;
    border-color: #BD362F;

    &:hover {
      color:#fff;
      background: #EE4E49;
    }
  }

  &.danger {
    @extend .btn-danger;
  }

  &.small {
    @extend .btn-small;
  }

  &.active {
    border-color:#aaa;
    background-color:#ccc;
  }

  &.very_small {
    font-size:11px;
    padding:2px 6px;
    margin:2px;
  }

  &.grouped {
    margin-right:7px;
    float:left;
  }

  &.padded {
    margin-right:3px;
    padding:4px 10px 4px;
  }
}