Examples of websites using
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)
with
Plantin
(Plantin is a serif font designed by Frank Hinman Pierpont, Robert Granjon, and released by Monotype in 1913. The font family consists of several styles, including regular, italic, bold, and bold italic)