rt/ring.png) no-repeat center right; }

   .r .control { background: url(support/diamond.png) no-repeat top right; }
   .case.r0 .test { background: url(support/ring.png) no-repeat right top; }
   .case.r1 .test { background: url(support/ring.png) no-repeat right 0; }
   .case.r2 .test { background: url(support/ring.png) no-repeat right 0px; }
   .case.r3 .test { background: url(support/ring.png) no-repeat right 0%; }
   .case.r4 .test { background: url(support/ring.png) no-repeat 100% top; }
   .case.r5 .t