fronted-payment-embed.js

<iframe style="width: 100%;" id="fronted-payments-container" src="https://app.fronted.rent/embed/v1/widget?partnerId=..." scrolling="no" />
<script>
(function() {
  var frame = document.getElementById("fronted-payments-container");
  frame.addEventListener("load", function() {
    frame.contentWindow.postMessage("measure-height", "https://app.fronted.rent");
  });
  window.addEventListener("message", function(event) {
    if (event.origin !== "https://app.fronted.rent") return;
    var data = JSON.parse(event.data);
    if (data.message === "measure-height") {
      frame.style.height = data.height + "px";
    }
  });
})();
</script>