That’s pretty good, nice color placement and composition, but I bet you want to know how to make it smooth. If you don’t disregard this next segment. So you could use a colorless blender marker, like the one prismacolor makes. You could also burnish, or press really hard with a white or light colored pencil. You could you also burnish with a colorless blender pencil. Or finally, you could use a solvent, like gamsol, zest-it, turpenoid, or 70% rubbing alcohol. Dip a brush or Q-tip into it and go over your work. This has great potential.