buy-now-button {
  display: block;
  width: 100%;
}

buy-now-button .product-form__submit {
  margin-bottom: 0;
}

buy-now-button .product-form__submit[disabled],
buy-now-button .product-form__submit[aria-disabled='true'] {
  cursor: not-allowed;
  opacity: 0.5;
}