You seem to have the placement of the JS script set to “After Body Tag” and it needs to be “Before Body End Tag”.
Give it a try and let us know.
P.S. It looks like you’ve built a whole website in Unbounce.
Interesting use case, although not really what Unbounce is meant to do.
Keep in mind that if you are pushing paid traffic to this page, it might not convert as well as a dedicated landing page with a single call to action and no links leading away/distracting your visitors.