1. Draw the background color first, use white or white to adjust yellow, just click it, and the background color should not be too dry, which will have a halo effect. If the background color is dry, you can point the stars directly, but it will be a bit stiff.

You can take a useless toothbrush, dip it in white, and then add a little water. After dipping the toothbrush, wave the toothbrush with your fingers and let the paint splash on the paper. At the same time, pay attention to cover the place that can't be splashed with paper to avoid white by mistake.