michael@0: object {
michael@0:   background-color: green;
michael@0: }
michael@0: 
michael@0: object:disabled {
michael@0:   background-color: red;
michael@0: }
michael@0: 
michael@0: /* ref should always be green! */
michael@0: .ref:disabled {
michael@0:   background-color: green;
michael@0: }