diff --git a/CodeMirror/addon/scroll/simplescrollbars.css b/CodeMirror/addon/scroll/simplescrollbars.css
index c304001..5ce2b79 100644
--- a/CodeMirror/addon/scroll/simplescrollbars.css
+++ b/CodeMirror/addon/scroll/simplescrollbars.css
@@ -39,7 +39,7 @@
   background: rgba(0,198,255,0.2);
 }
 
-.CodeMirror-simplescroll-horizontal:hover div, .CodeMirror-simplescroll-vertical:hover div {
+.CodeMirror-simplescroll-horizontal div:hover, .CodeMirror-simplescroll-vertical div:hover {
   background: rgba(0,198,255,0.8);
 }