Examples of websites using
Helvetica Neue
(Helvetica Neue is a popular Sans Serif font designed by Max Miedinger and published through Linotype in 1961. The font family consists of multiple styles with different weights and matching italics)
with
Bembo
(Bembo is a serif font designed by Francesco Griffo and released by Monotype in 1495. The font is available in a range of weights and styles)