input.styled-radio:not(old) {
  opacity: 0;
  width: 0;
  height: 0;
}

input.styled-radio + .styled-radio-label:after {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 1px solid $gray;
  border-radius: 15px;
  color: $blue;
  content: '';
  margin-right: .4ex;
  position: relative;
  top: .15em;
  cursor: pointer;

}
input.styled-radio:checked + .styled-radio-label:after,
input.styled-radio.checked + .styled-radio-label:after,
input.styled-radio.radio_on + .styled-radio-label:after {
  width: 15px;
  height: 15px;
  border: 5px solid $blue;
}