如何使用JQuery在我的导航栏中单击滑动滑动条

Currently, I have three tabs in my nav bar, BOARD, SKILLS, and ABOUT, all in one container with a boarder-bottom for the container. When I click on one of the divs, the appropriate div name is selected, to indicate which tab I am on. That is what is currently working and can be seen in my codePen.io:Currently, I have three tabs in my nav bar, BOA