.t-width_11{
  -webkit-mask-image: -webkit-radial-gradient(circle, white 100%, black 100%); /*ios 7 border-radius-bug */
  -webkit-transform: rotate(0.000001deg); /*mac os 10.6 safari 5 border-radius-bug */
  -webkit-border-radius: 15px; 
  -moz-border-radius: 15px;
  border-radius: 20px; 
  overflow: hidden;
  width: 90%;
 }

.t-width_10{
  -webkit-mask-image: -webkit-radial-gradient(circle, white 100%, black 100%); /*ios 7 border-radius-bug */
  -webkit-transform: rotate(0.000001deg); /*mac os 10.6 safari 5 border-radius-bug */
  -webkit-border-radius: 15px; 
  -moz-border-radius: 15px;
  border-radius: 20px; 
  overflow: hidden;
  width: 80%;
 }