ckground: url(support/ring.png) no-repeat 54px; }

   .n .control, .o .control { background: url(support/diamond.png) no-repeat 54px 56px; }
   .case.n .test { background: url(support/ring.png) no-repeat bottom center; }
   .case.o .test { background: url(support/ring.png) no-repeat center bottom; }

   .p .control, .q .control { background: url(support/diamond.png) no-repeat 108px 28px; }
   .case.p .test { background: url(support/ring.png) no-repeat right center; }
   .case.q .test { background: url(suppo