Hide white background of content area

Suppressed the default vector background rendering for the content area so it look
more like a standard uab content area.

skins/uabvector/main-ltr.css

@@ -31,10 +31,13 @@ body {
 #content {
 	margin-left: 10em;
 	padding: 1em;
+        left: 30%;
+        /*
 	background-image: url(images/border.png);
 	background-position: top left;
 	background-repeat: repeat-y;
 	background-color: white;
+        */
 }
 /* Head */
 #mw-page-base {