Examples of websites using
Avenir
(Avenir is a sans-serif font designed by Adrian Frutiger and Nadine Chahine, released by Linotype in 1988. It features clean and modern letterforms and is available in multiple weights and styles)
with
GT America
(GT America is a sans-serif font designed by Noël Leu and Seb McLauchlanand released by Grilli Type in 2016. It is a modern interpretation of classic American Gothic fonts and comes in 84 styles, including regular and italics, in various weights and widths)