diff --git a/css/superfish.css b/css/superfish.css
index b87e366..8aacdba 100644
--- a/css/superfish.css
+++ b/css/superfish.css
@@ -42,8 +42,13 @@
   left: 12em;
   top: 0;
 }
+.sf-menu.menu,
+.sf-menu.menu ul,
+.sf-menu.menu li {
+  margin: 0;
+}
 .sf-hidden {
-  left: 0 !important;
+  left: -99999em !important;
   top: -99999em !important;
 }
 .sf-menu a.sf-with-ul {
@@ -146,6 +151,11 @@ li.sfHover > a > .sf-sub-indicator {
 .sf-menu.rtl ul li.sfHover > a > .sf-sub-indicator {
   background-position: 0 0;
 }
+.sf-menu.rtl .sf-hidden,
+.sf-menu.rtl.sf-hidden {
+  left: auto !important;
+  right: -99999em !important;
+}
 .sf-menu.rtl.sf-horizontal.sf-shadow ul,
 .sf-menu.rtl.sf-vertical.sf-shadow ul,
 .sf-menu.rtl.sf-navbar.sf-shadow ul ul {