Custom fonts
Google Fonts
Section titled “Google Fonts”On Google Fonts, choose a font and select Get font, Get embed code, then @import. Add the import at the start of the widget’s custom CSS and apply the provided family name:
Hosted font file
Section titled “Hosted font file”Use @font-face when you have a direct font-file URL:
Replace .my-widget with the widget selector shown on that widget’s documentation page. Keep a fallback such as sans-serif after the font name.