diff --git a/lib/ace/css/editor.css b/lib/ace/css/editor.css
index e8eec1e9..af1cecf3 100644
--- a/lib/ace/css/editor.css
+++ b/lib/ace/css/editor.css
@@ -1,4 +1,3 @@
-
 .ace_editor {
     position: absolute;
     overflow: hidden;
@@ -37,8 +36,8 @@
 
 .ace_gutter_active_line {
     position: absolute;
+    left: 0;
     right: 0;
-    width: 100%;
 }
 
 .ace_scroller.horscroll {