<script async
  src="https://js.stripe.com/v3/buy-button.js">
</script>

<stripe-buy-button
  buy-button-id="buy_btn_1RqX4vIDbhYKpX2VMo9OxawB"
  publishable-key="pk_live_51NUuAVIDbhYKpX2V0IUdJ2mNfc559rpIxGGOhvxIAPkVT65YYTLHpHky2DxnFCzRayiw3WnSfTMotgXDTJOOPcUL00E0TT0dhT"
>
</stripe-buy-button>