Examples of websites using
Arimo
(Arimo is a sans-serif font designed by Steve Matteson. It consists of multiple styles available in regular, italic, bold, and bold italic variations)
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)