css/modules/primer-labels/lib/labels.scss

// Needs refactoring
// stylelint-disable selector-no-qualifying-type
// stylelint-disable selector-max-type
// Labels
//
// Use labels to add keyword tags or phrases to issues and pull requests. These
// are used within a list of issues/PRs, on individual issues/PRs, and within
// the select menus that manage them.

// Provide a wrapper to ensure labels stick together
.labels {
  position: relative;
}

// Each label gets common styles
// .label will be deprecated for .Label
.label,
.Label {
  display: inline-block;
  padding: 3px $spacer-1;
  font-size: $font-size-small;
  font-weight: $font-weight-bold;
  line-height: $lh-condensed-ultra; // prevent inheritance from changing proportions
  color: $text-white;
  border-radius: 2px;
  box-shadow: inset 0 -1px 0 rgba($black, 0.12);

  &:hover {
    text-decoration: none;
  }
}

// Custom GitHub labels (not for issues/PRs/etc)
//
// Commonly used across the site to indicate a particular role. For example,
// "repo owner" within code comments or role in organizations.
.Label--gray {
  color: $gray-600;
  background-color: lighten($gray-200, 3%);
}

.Label--outline {
  margin-top: -1px; // offsets the 1px border
  margin-bottom: -1px; // offsets the 1px border
  font-weight: $font-weight-normal;
  color: $text-gray;
  background-color: transparent;
  border: 1px solid $black-fade-15;
  box-shadow: none;
}

.Label--outline-green {
  color: $text-green;
  border: 1px solid $border-green;
}

.Label--gray-darker {
  background-color: $gray;
}

.Label--orange {
  background-color: $bg-orange;
}