@media only screen and (min-width: 1200px) {
  .product__tab--btn__list {
    margin-right: 0;
    margin-left: 40px;
  }
}
.product__tab--btn__list:last-child {
  margin-left: 0;
}
@media only screen and (max-width: 1199px) {
  .product__tab--btn__list:first-child {
    margin-right: 0;
  }
}
@media only screen and (max-width: 575px) {
  .product__tab--btn__list:last-child {
    margin-right: 10px;
  }
}