Follow Us Interactive Button (CSS animation)

I am challenging myself to create 30 short mini css animation, interactive mini sites to proof visual storytelling works. This is the first one. You can see the animation here: http://www.design-future.com/css-animation/Follow-us/index.html All resources are free to download here (illustration and code) http://www.design-future.com/30-days-30-short-visual-story-free-css-animation-files/