Cute Koala

This adorable koala has become quite popular appearing in:

- Pure CSS Koala Pen: http://codepen.io/mikemang/pen/oYMePj
- A Beginner's Guide to Pure CSS Images: https://goo.gl/x6ICOS
- CodeZoo Lvl 2 | A Children's Coding Game: https://goo.gl/gJJHzM

Any feedback is appreciated!