diff -r 07239de796bb -r e756a8c72c3d cms/drupal/modules/system/system.menus-rtl.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/system/system.menus-rtl.css	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,37 @@
+
+/**
+ * @file
+ * RTL styles for menus and navigation markup.
+ */
+
+ul.menu {
+  text-align:right;
+}
+ul.menu li {
+  margin: 0 0.5em 0 0;
+}
+ul li.collapsed {
+  list-style-image: url(../../misc/menu-collapsed-rtl.png);
+}
+li.expanded,
+li.collapsed,
+li.leaf {
+  padding: 0.2em 0 0 0.5em;
+}
+
+/**
+ * Markup generated by theme_menu_local_tasks().
+ */
+ul.primary {
+  padding: 0 1em 0 0;
+}
+ul.primary li a {
+  margin-right: 5px;
+  margin-left: 0.5em;
+}
+ul.secondary li {
+  border-left: 1px solid #ccc;
+  border-right: none;
+  display: inline;
+  padding: 0 1em;
+}