Duplicate this template to your Notion workspace here.
Create a Super site, using your new page as the Notion URL.
Paste this in site settings > code > HTML head:
<script src="<https://gumroad.com/js/gumroad.js>"></script>
<link rel="stylesheet" href="<https://sites.super.so/supply-v2/index.css>">
Add a Navbar and footer
https://s3-us-west-2.amazonaws.com/secure.notion-static.com/e186f2c5-9ddc-4705-8b08-783cc1d14b9f/supply.mp4