"# duolingo-font"
- The file duolingo.json is intended to be used with the extension Stylus for Firefox https://addons.mozilla.org/fr/firefox/addon/styl-us/?src=search
- Get this style file on your computer : https://github.com/flartet/duolingo-font/blob/master/duolingo.json
- Stylus => Manage styles => Import Styles
- Choose the downloaded style
- If you want to change the font-family style, you can edit the style and replace the "Verdana" by another one.