Why not give the possibility to use a mp4 video file as header of website? Can you insert this possibility to a newer version of themler?

Hello, I am trying to create heading using elementor but as themler has hierarchy it wont let me do it! is there a way to overwrite themler and use elementor templates for headers ?

I have the header of my homepage (Wordpress) with a logo, a wide image and a horizontal menu. I want to have the same header but without the image in the rest of pages, but I can't find how to do it....

I am trying to change header when I was trying to make a html theme. I am not a free user so, may be I have no particular restriction. Can you explain it, how can I easily & faster change my...