function calculate(){
let price = document.getElementById("service").value;
document.getElementById("total").innerHTML = "Total estimé : " + price + " €";
}
var stripe = Stripe("TA_CLE_PUBLIQUE_STRIPE");
document.getElementById("checkout-button").addEventListener("click", function () {
stripe.redirectToCheckout({
lineItems: [{price: 'ID_DU_PRODUIT_STRIPE', quantity: 1}],
mode: 'payment',
successUrl: window.location.href,
cancelUrl: window.location.href,
});
});