firefox-gnome-theme/theme/gnome-theme.css

@import "parts/buttons.css";
@import "parts/entries.css";
@import "parts/toolbox.css";
@import "parts/headerbar.css";
@import "parts/csd.css";
@import "parts/tabsbar.css";
@import "parts/findbar.css";
@import "parts/sidebar.css";
@import "parts/popups.css";
@import "parts/remove-white-flash.css";
@import "parts/icons.css";
@import "colors/light.css";
@import "colors/dark.css";
@import "system-icons.css";
@import "symbolic-tab-icons.css";
@namespace xul "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";

/* Set theme version text in customization panel */
#customization-footer::before {
	background: url(../icon.svg) no-repeat;
	background-size: contain;
	content: "Firefox GNOME theme v88";
	padding: 9px 9px 9px 50px;
}