How to fix the problem of having the navbar as position: fixed in Sitecore 9.3. I saw some solutions on the blogs, but it only fixes the issue on the Sitecore 8 versions.
Basically when I open the partial design in Sitecore Experience Editor, I have set my navbar as position fixed in theme css file, and it shows the navbar below the scWebEditRibbon. I also saw that scWebEditRibbon is now position fixed, still it does not fix my issue since I also have position fixed on my element.

I fixed the issue by using the script provided Richard Szalay, I just changed the variable as you can see here: Here is the script: