diff --git a/src/sass/plugins/ads.scss b/src/sass/plugins/ads.scss
index 8f5af141..c422c695 100644
--- a/src/sass/plugins/ads.scss
+++ b/src/sass/plugins/ads.scss
@@ -2,8 +2,6 @@
 // Advertisements
 // ==========================================================================
 
-@use 'sass:math';
-
 .plyr__ads {
   border-radius: inherit;
   bottom: 0;
@@ -49,10 +47,10 @@
   display: block;
   height: $plyr-range-track-height;
   left: 0;
-  margin: -calc($plyr-range-track-height / 2) 0 0;
   opacity: 0.8;
   position: absolute;
   top: 50%;
+  transform: translateY(-50%);
   width: 3px;
   z-index: 3; // Between progress and thumb
 }