Examples of websites using
GT Sectra
(GT Sectra is a serif font designed by Marc Kappeler and Dominik Huber and released by Grilli Type in 2014. It is available in three optical sizes (Text, Display, and Micro) with a total of 24 individual styles)
with
Roboto
(Roboto is a sans-serif font designed by Christian Robertson and published through Google. The font family consists of 12 styles, including regular, italic, bold, and bold italic variations)