Examples of websites using
Big Caslon
(Big Caslon is a serif font designed by Font Bureau. It has multiple styles, including regular, italic, bold, bold italic, and black)
with
Poppins
(Poppins is a sans-serif font designed by Jonny Pinhorn, Ninad Kale, and Indian Type Foundry in 2015. The font family features a wide range of styles, including regular, medium, bold, and black, each with matching italics)