My card shows a kid making a snowman, remainding us our childhood, and how simple things when we were kids can make us happy.
Which theme did you chose for your card design?
snow, children, winter. The theme is festivity.
Does your card design appeal both to private and corporate users?
Yes, it can be used in both ways but more by private users.
Are all parts of the design 100% your original work or did you use any stock or third party material? If yes, please link all stock, fonts and Creative Commons material here:
This material is 100% original. Done in paper and pencil and retouched at photoshop. I attached the sketch. In this case I don't included a phrase o quote, if the design it's approved a font can be added, and the UNICEF logo too.