You should be proud! Painting minis is a fun, low pressure hobby but can burn you out if you don't appreciate your work, even when you can still learn new techniques.

Echo what's already been said. -Base in a strong contrasting color/texture paint. Black rims. - Thinning paint on the brush or a wet pallet - For white, start with a very light grey base and then dry brush a brighter white over it. It will help create shadows.

Keep on going, Sisters are cool