.size-chart-block ul{list-style:none; padding:0; margin: 0;}

.size-chart-block li{margin: 0 4px 0 0; display: inline-block;}

.size-chart-block label{cursor: pointer;}

.size-chart-block input{display:none;}

.size-chart-block input[type="radio"]:checked + .swatch-span{box-shadow: inset 0 0 0 2px #F7B52C;}

.swatch-span{
  display:inline-block;
  vertical-align: middle;
  margin: 0 5px 0 0 ;
  border: 1px solid #d4d4d4;
}