Video is not confined to the div block - appears on the landing page

Design help General
1

I tried to add video to a div block and which is at the bottom of the page. But when published it comes at he top of the landing page. I tried background video as well as video block.
webflow1

webflow2
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Here is my site Read-Only: LINK
(how to share your site Read-Only link)

2

Really good concept. I am interested to know how can I do this for playing video for wilbur soot.

3

I am also know how can I do this for georgenotfound merch project.