est { background: url(support/ring.png) no-repeat 100% 0; }
   .case.r6 .test { background: url(support/ring.png) no-repeat 100% 0px; }
   .case.r7 .test { background: url(support/ring.png) no-repeat 100% 0%; }
   .case.r8 .test { background: url(support/ring.png) no-repeat 108px top; }
   .case.r9 .test { background: url(support/ring.png) no-repeat 108px 0; }
   .case.r10 .test { background: url(support/ring.png) no-repeat 108px 0px; }
   .case.r11 .test { background: url(support/ring.png) no-repeat 108px 