[The solidness or volume of the form could be obtained by using highlights on one side of each object and shading on the opposite side.]

(⊃｡•́‿•̀｡)⊃━━━━☆

With only a few colorful lines near the edges and bright accents in the oposite corners, one rounded polygon becomes a shiny and bright voluminous surface. It's easy!

Look out for the FOMO keyboard key to unlock more variations.

Wishing you easy, light and bubbly 2023! (◕‿◕)♡