#1. First, install the WhatFont extension
Next, click Pin it to pin WhatFont to the browser bar.
#2. Next, click this icon to access Site Styles
#3. Click Fonts
#4. Click Assign Styles
#5. Click Site Navigation
#6. At Styles, click Custom
#7. Click Family
#8. Click BROWSER ALL FONTS
#9. Enter a font in the Search Bar. In my example, we will try Commuter Sans
#10. Click SAVE
#11. Open your site > Click the WhatFont icon
#12. Hover on Site Navigation >> Valid Font-Family will appear. You can use this name in font-family code.
#13. Some other examples
Futura PT font
Open Sans font