Bootstrap/scss/_badge.scss

// stylelint-disable custom-property-empty-line-before

// Base class
//
// Requires one of the contextual, color modifier classes for `color` and
// `background-color`.

.badge {
  // scss-docs-start badge-css-vars
  --#{$variable-prefix}badge-padding: #{$badge-padding-y $badge-padding-x};
  @include rfs($badge-font-size, --#{$variable-prefix}badge-font-size);
  --#{$variable-prefix}badge-font-weight: #{$badge-font-weight};
  --#{$variable-prefix}badge-color: #{$badge-color};
  --#{$variable-prefix}badge-border-radius: #{$badge-border-radius};
  // scss-docs-end badge-css-vars

  display: inline-block;
  padding: var(--#{$variable-prefix}badge-padding);
  font-size: var(--#{$variable-prefix}badge-font-size);
  font-weight: var(--#{$variable-prefix}badge-font-weight);
  line-height: 1;
  color: var(--#{$variable-prefix}badge-color);
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: var(--#{$variable-prefix}badge-border-radius, 0); // stylelint-disable-line property-disallowed-list
  @include gradient-bg();

  // Empty badges collapse automatically
  &:empty {
    display: none;
  }
}

// Quick fix for badges in buttons
.btn .badge {
  position: relative;
  top: -1px;
}