Examples of websites using
GT Super
(GT Super is a sans-serif font designed by Noël Leu and published through Grilli Type. The family includes a wide range of styles, with multiple weights and matching italics available)
with
Neue Haas Grotesk
(Neue Haas Grotesk is a sans-serif font designed by Max Miedinger and Christian Schwartz and released by Linotype in 1957. The font family includes multiple styles)