Gitlab website won't load

Hello, when I want to load, most of the time it won’t load (Firefox displays a blank page, Chrome displays a “non available” page). When I finally can connect to gitlab, there is no CSS loaded:

I disabled ublock origin, still the same. Sometime I can load the site normally, but it’s rare, it takes time and it’s very annoying. Gitlab is the only website I have this problem.

Edit: when the site is finally fully loaded, it’s very slow, and in projects, the files source code is loading but is never displayed.

I had the same problem. It turned out Privacy badger had blocked