dotfiles/_chrome__firefox/userChrome.css

#sidebar-box {
  background-color: rgb(59, 59, 62) !important;
}
Customize firefox copy to $firefox_profile/chrome 2018-01-04 10:48:03 +00:00			`#sidebar-box {`
Firefox: fix sidebar color 2018-01-04 11:05:26 +00:00			`background-color: rgb(59, 59, 62) !important;`
Customize firefox copy to $firefox_profile/chrome 2018-01-04 10:48:03 +00:00			`}`