@charset "UTF-8";

/// Provides a quick method for targeting `border-width` on specific sides of a box. Use a `null` value to “skip” a side.
///
/// @param {arglist} $values
/// List of border widths, defined as CSS shorthand
///
/// @example scss
/// .element {
///   @include border-width(1em null 20px);
/// }
///
/// @example css
/// .element {
///   border-bottom-width: 20px;
///   border-top-width: 1em;
/// }
///
/// @require {mixin} directional-property
///
/// @output `border-*-width`

@mixin border-width($values...) {
  @include directional-property(border, width, $values...);
}