UI Customizing the UI Icons - serenity-is/Serenity GitHub Wiki

Serene has 4 icon font libraries baked in that you can use in your elements such as buttons:

1. Glyphicon comes with Bootstrap. CSS Class: glyphicon
2. Simple Icons CSS Class: icon
3. FontAwesome CSS Class: fa
4. IonicIcons CSS Class: ion

Example: <i class="fa fa-birthday-cake" aria-hidden="true"></i>