A simple accordion that allows for a nested structure. The style comes with some examples of how to style three levels and how to add a media query for decreasing the size on smaller screens. Clicking a trigger element will open the content.
Demo: http://tympanus.net/Blueprints/NestedAccordion/
Download Links
http://tympanus.net/codrops/2013/03/29/nested-accordion/
