Please check the private content area.
Right now we have added custom css too(body{font-family: Poppins-Regular, sans-serif !important;}).
But still Roboto font is showing from ../wp-content/uploads/xstore/kirki-styles.css
Screenshots: https://prnt.sc/psrJHC4JqPgd
https://prnt.sc/ZkGMGOgorhLF