Pay with "Debit or Credit card" option not working

We have PayPal integration and if i pay with my PayPal account it works. If i choose the “Debit or Credit Card” option it just sits there spinning after I enter my details

What am I missing. I think we have been losing sales for a while

Webflow - Parabola Works

Here is my site Read-Only: LINK
(how to share your site Read-Only link)