anchor.diff:  form .site label.icon {
     width:20px;
     height:21px;
  -  background:url(<%= asset_data_uri "my/fields/domain_icon.png" %>) no-repeat;
  +  background:url(<%= asset_data_uri "fields/domain_icon.png" %>) no-repeat;
     top:12px;
     left:10px;
   }
  
positive.code: form .entry.card_number label.icon {
    width:20px;
    height:16px;
    background:url(<%= asset_data_uri "my/fields/card_icon.png" %>) no-repeat;
    top:14px;
    left:12px;
  }
  
negative.code:   left:0;
    width:34px;
    height:34px;
    background:url(<%= asset_data_uri "custom_radio.png" %>) no-repeat;
  }
  
  .checkbox_wrap input:checked + label, form .entry .radio_wrap input:checked + label, .radio_wrap input:checked + span.bg {background-position:0 -34px}
  