.product-form__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.product-form__buttons > * {
  flex: 1 1 100%;
  margin: 0;
}

@media screen and (min-width: 480px) {
  .product-form__buttons > * {
    flex: 1 1 0%;
  }
}

.product-form__buy-now {
  background-color: transparent;
}