Changing Fonts at once for all website is it possible?

Design help General
1

is it possible to change font all over website without going into the styler one by one ?
Can anyone please help or provide a solutions

Here is my site Read-Only: [LINK](Webflow - Furnitex Algerie)
(how to share your site Read-Only link)

2

Go to Webflow U and watch the tutorials on classes, and GLOBAL classes.