Download Circular Pop out Menu.
This CSS snippet will stylized order list using :before pseudo CSS element.
The multi toggle responsive navigation on smaller screens is similar to nested accordions, the user touches primary level parent item to reveal list under it and when the screen is big enough vertical toggle menu changes to horizontal drop down navigation.
If you are making a custom Content Management System (CMS) then responsive, almost pure CSS, admin template is for you. It is built with Bootstrap and provide functionality and ease of use at the same time.