Source video URL: https://vimeo.com/226947978/0f7de4468a
Page in question: https://woottonwebsites.com/content/
In the section at the bottom “Video” I have set the background to be the above video, but I can’t make it work.
I can see the video URL in the page source, so I’ve got it in there ok.
I can’t find anything useful in the KB which explains the correct approach.