Icons on main menu

Hi. How can I add icons on main menu?

tolja
Hi
Open JA Company template style > MegaMenu > select a menu item > Click on the Icon to see support icon http://prntscr.com/qehp7v
Now add icon code : http://prntscr.com/qehpi8
It will appear on front-end : http://prntscr.com/qehq5f

Thank you very much!