Hello project owner.
Thanks for invitation but I accept only paid invitations

Kamran Sadikhov,
www.ks99.us

Submitted the first image, please let me know if you like or don't like the style and detalization. And one question - the image must be realistic or it can be in cartoon style?

The image can be cartoon style. It also doesn't have to be just a silhouette. you can be creative.