Update custom.css

build/css/custom.css

@@ -762,6 +762,9 @@ a:focus {
     position: absolute;
     top: 0
 }
+.nav-md ul.nav.child_menu li:last-child::after {
+  bottom: 50%;
+}
 .nav.side-menu>li>a,
 .nav.child_menu>li>a {
     color: #E7E7E7;