Ticket #33299: 33299.2.diff

css/edit.css

@@ -285 +285 @@
         max-width: 100%;
         height: auto;
         width: auto;
+        background-image: linear-gradient(45deg, #c4c4c4 25%, transparent 25%, transparent 75%, #c4c4c4 75%, #c4c4c4), linear-gradient(45deg, #c4c4c4 25%, transparent 25%, transparent 75%, #c4c4c4 75%, #c4c4c4);
+        background-position: 0 0, 10px 10px;
+        background-size: 20px 20px;
 }
 
 form#tags-filter {