From 668b7ee331ec94d546430597cc95a8ffc7e4442c Mon Sep 17 00:00:00 2001
From: rycee
Example:
''
/* Hide tab bar in FF Quantum */
- @-moz-document url("chrome://browser/content/browser.xul") {
+ @-moz-document url(chrome://browser/content/browser.xul), url(chrome://browser/content/browser.xhtml) {
#TabsToolbar {
visibility: collapse !important;
margin-bottom: 21px !important;