Serena, the Internet will hook you up with lots o good info on girl's afro textured hair if Liv turns out to have that type of hair.
I am black, my DH is not, and I have found many good resources on managing hair on the web (I had my hair straightened for years, until I went natural, and had no idea how to manage it).
The most important thing is to be positive about her hair, whatever it ends up like.
My DD is 5, and the spitting image of her dad. When she was born...