I thought it couldn't be that bad but wow, that's bad. The first font-family entry is Clas Ohlson Sans Web, so presumably a font developed for Clas Ohlson? Look

I thought it couldn't be that bad but wow, that's bad. The first font-family entry is Clas Ohlson Sans Web, so presumably a font developed for Clas Ohlson? Looking at samples online, J and to a lesser extend t are similarly hideous.