How to fix font errors?

Question

css

Why, if you run the site through prepros, it gives 0 errors
And if you just open a file in a folder, then so

Answer 1

Check paths to files with errors

Answer 2

Check if you have .woff at all in the folder where he looks for them: css file (if there is a link to .woff) and physically look in the folder. IE also often swears that it does not see .woff, but I see that this is not the case here, Chromium in all its glory.