How do I change the font size in the drop down menus for my classes? Too big.

Please inject the following CSS code to your JotForm by following the guide below :

http://www.jotform.com/help/117-How-to-Inject-Custom-CSS-Codes

#cid_38, #cid_40, #cid_41 {

font-size: 12px;

}

You can change the font-size as per your requirement.

Hope this information helps!