Gooey Hamburger all CSS

This is a gooey rebound of my material more shot.
I've attached a zip file including all of my html and css.
The way I've coded this only works well in chrome at the moment.
Would work better in other browsers if I had used an svg method.

--

Check it out on codepen.
http://codepen.io/alcoven/pen/MwJNyG