diff --git a/modules/home-manager/firefox/userChrome.css b/modules/home-manager/firefox/userChrome.css
index 1a8f8d8..b315d30 100644
--- a/modules/home-manager/firefox/userChrome.css
+++ b/modules/home-manager/firefox/userChrome.css
@@ -111,11 +111,6 @@ tab[selected="true"] .tab-background {
 	padding-top: 1px !important;
 }
 
-/* full screen toolbars */
-#navigator-toolbox[inFullscreen] toolbar:not([collapsed="true"]) {
-  visibility:visible!important;
-}
-
 toolbarbutton.bookmark-item {
 	transition: all 0.3s ease !important;
 	padding: 3px 5px !important;