CSS - custom fonts for online store

Site URL: https://www.justinekinsella.co.nz/shop

Hi,

Trying to add different custom font/s (already uploaded) to my online shop. 

Password for access is : sqhelp

This page - https://www.justinekinsella.co.nz/shop - I'd like to change the title and price fonts and colours

This page - https://www.justinekinsella.co.nz/shop/routineguide - I'd like to change the title, price, description and text within the button fonts and colours

All fonts I'll change to my already uploaded custom fonts.

THANK YOU!

Add to Design > Custom CSS

section.ProductItem-details * {
    font-family: monospace !important;
    color: red !important;
}