Hello Dribbble (Animation 100% CSS3)

Hello dribbblers! Finally arrived!
This is my first shot and I'm very happy to be part of this amazing community.

Animation 100% CSS3 (code: https://github.com/adrianoresende/hello-dribbble)

Thanks a lot to @Marcos Paulo Pagano for the invitation.
Hope you like it and have a nice day! ;)