Examples of websites using
Gilroy
(Gilroy is a Sans Serif font designed by Radomir Tinkov and released in 2016. It offers a range of styles in weights and matching italics)
with
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)