diff --git a/public/css/merge.css b/public/css/merge.css
index 29d9fb8fa..62bf6470d 100755
--- a/public/css/merge.css
+++ b/public/css/merge.css
@@ -160,4 +160,7 @@
 
 .CodeMirror-merge-collapsed-line .CodeMirror-gutter-elt {
   display: none;
+}
+.color-grey {
+  color: #888 !important;
 }
\ No newline at end of file