Show window global notificationbox in same order as tab modal

chrome/tabs_on_bottom_menubar_on_top_patch.css

@@ -22,6 +22,11 @@ See the above repository for updates as well as full license text. */
   -moz-window-dragging: drag;
   padding-top: calc(var(--uc-menubar-height) + var(--uc-titlebar-padding, 0px)) !important;
 }
+/* Remove window dragging from notification boxes */
+#tab-notification-deck,
+.global-notificationbox{
+  -moz-window-dragging: no-drag;
+}
 :root[sizemode="fullscreen"] #navigator-toolbox{ padding-top: 0px !important; }
 #toolbar-menubar{
   position: fixed;