Ticket #33299: 33299.diff

css/edit.css

@@ -285 +285 @@
         max-width: 100%;
         height: auto;
         width: auto;
+        background-color: #eee;
+        background-image: linear-gradient(45deg, black 25%, transparent 25%, transparent 75%, black 75%, black), 
+        linear-gradient(45deg, black 25%, transparent 25%, transparent 75%, black 75%, black);
+        background-size: 60px 60px;
+        background-position: 0 0, 30px 30px
 }
 
 form#tags-filter {