diff --git a/assets/css/controls.css.sass b/assets/css/controls.css.sass
index 6127b5f..e0cbea5 100644
--- a/assets/css/controls.css.sass
+++ b/assets/css/controls.css.sass
@@ -3,7 +3,7 @@
   bottom: 0
   width: 20em
   background: rgba(248, 248, 248, 0.9)
-  border-top: 1px solid #ddd
+  border-top: 1px solid rgba(0, 0, 0, 0.1)
   text-align: center
   button
     @extend .icon