vaadin-combobox-overlay-width.diff

--- vaadin-combo-box-overlay.html
+++ bower_components/vaadin-combo-box/vaadin-combo-box-overlay.html
@@ -22,7 +22,7 @@
       * iron-overlay-manager.html: Polymer.IronOverlayManagerClass.prototype._applyOverlayZ
       */
       z-index: 200;
-      overflow: hidden;
+      overflow: visible;
     }

     #scroller {
@@ -34,6 +34,10 @@

       /* Enable momentum scrolling on iOS (iron-list v1.2+ no longer does it for us) */
       -webkit-overflow-scrolling: touch;
+               overflow: visible;
+               width: 120px;
+               background-color: inherit;
+               border: dashed 1px;
     }

     #selector {