Even if you feel that you are not good at making digital art when you first start, you will eventually gain more experience and skill as long as you don't give up. Gaining all the skills and becoming a digital artist is a long process, and takes a lot of time, so don't get too frustrated if you don't get the exact results that you wanted on your first attempt at making digital art.
Neocitie.It is ok if your drawing looks like this when you first start:
You will be able to improve the sketch by adding colors and more details in the future.