If they've set a bunch of custom classes with the font in several places, it might be messier! You can use Ctrl + F on the file to search, you can search for "font-family" and see what fonts have been used throughout. Also watch out if they've used inline css on different modules or CSS specific to certain pages.
If they've set a bunch of custom classes with the font in several places, it might be messier! You can use Ctrl + F on the file to search, you can search for "font-family" and see what fonts have been used throughout. Also watch out if they've used inline css on different modules or CSS specific to certain pages.