You can customize your Typography settings here. Yogi integrated all Google Fonts. See font preview at Google Fonts.
Turning Use Custom Fonts and Custom Font Color buttons on, you will have the following options:
1. Headings
Headings Font: Select a type of heading font
Font Color: Pick a color for headings
Transform to Upper case: If you tick this box, headings such as <h1><h2><h3> will be in uppercase
Font Color: Pick a color for headings
Transform to Upper case: If you tick this box, headings such as <h1><h2><h3> will be in uppercase
2. Body
You can make adjustments to Body font, Font color and Font size
