I mechanically translate "qz.com" into "don't even look at it until I hit View->Page Style->No Style". It's still ugly, but at least the content isn't fighting

I mechanically translate "qz.com" into "don't even look at it until I hit View->Page Style->No Style". It's still ugly, but at least the content isn't fighting for space with all of that other... what is all of that stuff, anyway? I wonder if there's a way to make that stick for all pages on a domain. (Firefox)