This question already has an answer here:
I see some SE sites moving to the new format, such as MSE, and this appears to work on my desktop and mobile. Most of the others are on the old format, which again works well on desktop, and is passable on mobile.
However, a couple of sites do weird things. Outdoors is especially strange - I assume it has some messed up formatting. See here - there is no nav bar, right hand column, no review link, etc:
I have turned off Ghostery and Scriptsafe blocking temporarily, the SE chat extension makes no difference, and I am running no scripts under TamperMonkey. It's an up-to-date Windows 10 install.
By comparison, here is how my machine renders MSE.
New layout, but all working (even if I don't quite like it as much as the earlier version...):