Using Uncommon Template, Unable to Set Hero Background Video

Hi there,

New user to Webflow. Trying to set a background video to the hero section of the Uncommon template.

https://preview.webflow.com/preview/jonahquinnhollis-com-a-ux-portfolio?utm_medium=preview_link&utm_source=designer&utm_content=jonahquinnhollis-com-a-ux-portfolio&preview=7b41e2e22441a16cd09cd9dfcc2f8a7e&workflow=preview

I’ve moved it above and below the hero class in Nav- still cannot seem to get it to work.

Thanks in advance.