/**
 * A mixin for creating a chevron on the given element.
 * This should be used within the pseudo `::before` or `::after`
 * But can be used anywhere.
 * @param  {String} $direction:    down           The direction of the chevron
 * @param  {Color}  $color:        $color-primary The color of the chevron.
 * @param  {Number} $size:         .5em           The size of the chevron (width, height).
 * @param  {Number} $border-width: rem-calc(2)    The border with of the chevron.
 *                                                 This makes it thicker/thinner.
 */
.smartapp-video iframe {
  width: 100%; }