xpi/content/css/mode_full_v2.css
@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);

@-moz-document url(chrome://browser/content/browser.xul) {

	#main-window toolbar[mode="full"] .toolbarbutton-1:not([type="menu-button"]):not(#urlbar-reload-button):not(#urlbar-stop-button):not(#urlbar-go-button):not(.tabs-newtab-button):not(.tab-close-button):not(#back-button):not(#forward-button) {
	  -moz-box-orient: horizontal !important;
	}
	#main-window #navigator-toolbox #nav-bar[mode="full"] #downloads-button image,
	#main-window #navigator-toolbox #nav-bar[mode="full"] #downloads-button stack {
	  margin-left: unset !important;
	  margin-right: unset !important;
	}
	#main-window #TabsToolbar[mode="full"] toolbarbutton:not(.tabs-newtab-button):not(.tab-close-button) .toolbarbutton-text{
	  display: block !important;
	}
	
	/* cui buttons */
	#ctraddon_cui-icons-button {
	  background:#fbfbfb !important;
	}
	#ctraddon_cui-iconstext-button {
	  background:#bdbdbd !important;
	}
	#ctraddon_cui-textonly-button {
	  background:#fbfbfb !important;
	}
	#ctraddon_cui-iconstext-button label {
	  border-bottom: 1px dashed !important;
	  margin-bottom: -1px !important;
	}
	
	@media all and (-moz-windows-classic) {
		#ctraddon_cui-icons-button * {
		  background: unset !important;
		}
		#ctraddon_cui-iconstext-button * {
		  background: white !important;
		}
		#ctraddon_cui-textonly-button * {
		  background: unset !important;
		}
	}
}