@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"); notification { background-color: InfoBackground; color: InfoText; } notification[type="info"] { background-color: -moz-Dialog; color: -moz-DialogText; } notification[type="critical"] { background-color: red; color: white; } .messageImage { width: 16px; height: 16px; margin: 0px 1px 0px 6px; } .messageText { -moz-margin-start: 5px; } .messageButton { margin: 0px 5px 0px 5px; } .messageCloseButton { list-style-image: url("moz-icon://stock/gtk-close?size=menu"); }