The typography tab includes settings related to font adjustments
You can select the font family, specify font-weight, and style, adjust the font size and line-height. Also, select the Backup Font Family as the fallback if the main font will not be loaded.
The Base Font Family will affect to text that appears on the website in the p HTML tag, breadcrumbs, footer copyright text, top bar text.
The Secondary Font Family will change the menu items, headings (h1-h5 HTML tags), button's text.
Here you can set the paragraph font settings separately from the Base Font Family settings.
The H1-H2 heading style can be adjusted under appropriate sections: