Examples of websites using
Roboto Mono
(Roboto Mono is a monospace font designed by Christian Robertson. It offers multiple styles and weights for a total of X individual styles)
with
Proxima Nova
(Proxima Nova is a sans-serif font designed by Mark Simonson Studio. It has a balanced and modern design, with a total of 120 individual styles including 12 weights and matching italics to suit various design needs)