To create a button you need to setup your link as normal in the editor then surround it with a div by selecting the text and then pressing this button:

Screen%20Shot%202016-10-12%20at%2010.07.21.png


This will open a dialog like this where you type in the stylesheet classes box lusu-button


Screen%20Shot%202016-10-12%20at%2010.04.52.png