This project provides a tutorial for learning how to make a mobile navigation for a responsive website. Fork the repository and then clone it and the follow these slides and these snippets...
https://docs.google.com/presentation/d/1WlQ_-CyQIOt0l7uHgM48IqMBWJxc_FMGBEppW4zBASY/edit?usp=sharing
http://meadpoint.net/codesnap/snippets/audiospace-mobile-navigation-id120.html