How to Change Font Size, Color, Family and Style

Nicdark Themes Documentation

The widgets provide the user with the possibility to edit text color and typography settings. These design choices are located in the Style tab of each widget.

Change the style throughout the site

If you need to change the main font used on your site or, for example, the default color of the buttons, once you login to Elementor, select Edit with Elementor on the site you want to update.

Change global fonts and colors

There are four default groups of fonts and colors – Primary, Secondary, Text, and Accent. For example if you need to change the Primary you have to:

Source

https://elementor.com/help/theme-style-global-settings/