bootstrap-less-port/less/_breadcrumb.less

A Less port of Bootstrap v4

.breadcrumb {
	display: flex;
	flex-wrap: wrap;
	padding: @breadcrumb-padding-y @breadcrumb-padding-x;
	margin-bottom: @breadcrumb-margin-bottom;
	#font-size(@breadcrumb-font-size);
	list-style: none;
	background-color: @breadcrumb-bg;
	#border-radius(@breadcrumb-border-radius);
}

.breadcrumb-item {
	display: flex;

	// The separator between breadcrumbs (by default, a forward-slash: "/")
	+ .breadcrumb-item {
		padding-left: @breadcrumb-item-padding;

		&::before {
			display: inline-block; // Suppress underlining of the separator in modern browsers
			padding-right: @breadcrumb-item-padding;
			color: @breadcrumb-divider-color;
			content: escape-svg(@breadcrumb-divider);
		}
	}

	// IE9-11 hack to properly handle hyperlink underlines for breadcrumbs built
	// without `<ul>`s. The `::before` pseudo-element generates an element
	// *within* the .breadcrumb-item and thereby inherits the `text-decoration`.
	//
	// To trick IE into suppressing the underline, we give the pseudo-element an
	// underline and then immediately remove it.
	+ .breadcrumb-item:hover::before {
		text-decoration: underline;
	}
	+ .breadcrumb-item:hover::before {
		text-decoration: none;
	}

	&.active {
		color: @breadcrumb-active-color;
	}
}