Examples of websites using
Proxima Nova
(Proxima Nova is a sans-serif font designed by Mark Simonson Studio. It has a balanced and modern design, with a total of 120 individual styles including 12 weights and matching italics to suit various design needs)
with
Montserrat
(Montserrat is a sans-serif font designed by Julieta Ulanovsky, Sol Matas, Juan Pablo del Peral, and Jacques Le Bailly. It offers a total of 36 styles, including various weights and matching italics)