transition: all $play-overlay-transition;
- border-top: calc(#{$play-overlay-height} / 2) solid transparent;
- border-bottom: calc(#{$play-overlay-height} / 2) solid transparent;
+ border-top: ($play-overlay-height / 2) solid transparent;
+ border-bottom: ($play-overlay-height / 2) solid transparent;
border-left: $play-overlay-width solid rgba(255, 255, 255, 0.95);