Embedded HTML-Code doesn't work

[Zuni]

Dear colleagues,

I used a custom code to show a embedded paying form (Elopage).

Maybe they made changes to the code, or Webflow made some changes - I don’t know.

Today the form disappeared.

Here’s the HTML-Code:

Thanks for help!
z

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