src/scss/bootstrap-4.0.0-alpha.6/scss/_breadcrumb.scss

   1 .breadcrumb {
   2   padding: $breadcrumb-padding-y $breadcrumb-padding-x;
   3   margin-bottom: $spacer-y;
   4   list-style: none;
   5   background-color: $breadcrumb-bg;
   6   @include border-radius($border-radius);
   7   @include clearfix;
   8 }
   9
  10 .breadcrumb-item {
  11   float: left;
  12
  13   // The separator between breadcrumbs (by default, a forward-slash: "/")
  14   + .breadcrumb-item::before {
  15     display: inline-block; // Suppress underlining of the separator in modern browsers
  16     padding-right: $breadcrumb-item-padding;
  17     padding-left: $breadcrumb-item-padding;
  18     color: $breadcrumb-divider-color;
  19     content: "#{$breadcrumb-divider}";
  20   }
  21
  22   // IE9-11 hack to properly handle hyperlink underlines for breadcrumbs built
  23   // without `<ul>`s. The `::before` pseudo-element generates an element
  24   // *within* the .breadcrumb-item and thereby inherits the `text-decoration`.
  25   //
  26   // To trick IE into suppressing the underline, we give the pseudo-element an
  27   // underline and then immediately remove it.
  28   + .breadcrumb-item:hover::before {
  29     text-decoration: underline;
  30   }
  31   + .breadcrumb-item:hover::before {
  32     text-decoration: none;
  33   }
  34
  35   &.active {
  36     color: $breadcrumb-active-color;
  37   }
  38 }