The default uses plus and minus.

Your Content Goes Here
Your Content Goes Here
Your Content Goes Here
Your Content Goes Here

Using awb-icons

Assigning an ID (#accord-1) to the accordion (toggles) below I am able to change the icons. This does use font awesome, but the limited set that is included with Avada.

Copy to Clipboard
Your Content Goes Here
Your Content Goes Here
Your Content Goes Here

Using Font Awesome

In this example I am using a pro level kit from Font Awesome to enable the web font implementation. There are some slight nuances with using the full feature set and you may find some challenges when using other elements such as the checklist element.

Copy to Clipboard
Your Content Goes Here
Your Content Goes Here
Your Content Goes Here