Ticket #36795: 36795.4.diff

src/wp-admin/css/customize-nav-menus.css

@@ -19 +19 @@
 /* The `edit-menu` button uses also the `button-link` class. */
 .customize-control-nav_menu_location .edit-menu {
         margin-left: 6px;
-        vertical-align: middle;
+        line-height: 28px;
+        font-size: 14px;
         color: #0073aa;
         text-decoration: underline;
 }