/// Provides utility classes for horizontal rules.
/// @group utilities
/// @author Richard Davis
/// @example
///   // Small horizontal rule
///   <hr class="u-HorizontalRule--small">
///   // Medium horizontal rule
///   <hr class="u-HorizontalRule--medium">
///   // Large horizontal rule
///   <hr class="u-HorizontalRule--large">
.u-HorizontalRule {
  &--small {
    @extend %default-hr-styling;

    width: 33%;
  }

  &--medium {
    @extend %default-hr-styling;

    width: 66%;
  }

  &--large {
    @extend %default-hr-styling;

    width: 97%;
  }
}