<iframe id="v-frame" width="100%" frameborder="0" src="https://secure.myvanco.com/L-Z21D" scrolling="no"></iframe>
<script type="application/javascript">
window.onmessage=(e=>{const n=document.getElementById("v-frame");"https://secure.myvanco.com"===e.origin&&e.data.height&&(n.height=e.data.height,n.overflow="hidden")});
</script>