.caption + .single_variation_wrap a {
  width: 88%;
  background-color: #9ad66d;
  border: 1px solid #93d179!important;
  color: #fff;
  font-weight: bold;
  font-size: 18px;
}
.caption + .single_variation_wrap {
  text-align: center;
  padding-bottom: 15px;
}