css: fix controlbar width on small displays (hopefully)

ext/libs/jquery-mobile/extensions.css

@@ -699,9 +699,9 @@ html body .ui-controlbar  > .ui-btn:not(.ui-input-clear, .ui-input-action) {
 }
 @media (min-width: 40em) {
   html body .ui-content .ui-controlbar {
-    width: 60%;
+    width: auto; /* was 60% */
     vertical-align: middle;
-    display: inline-block; /* if only-child... this should be block?*/
+    /* display: inline-block; /* if only-child... this should be block?*/
     padding: 0 3%;
   }
   html body .ui-content .ui-controlbar,