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
Poppins
(Poppins is a sans-serif font designed by Jonny Pinhorn, Ninad Kale, and Indian Type Foundry in 2015. The font family features a wide range of styles, including regular, medium, bold, and black, each with matching italics)