groovy hippie 70s backgrounds. waves, swirl, twirl pattern in trendy retro psychedelic style.

pattern swirl curvy design distorted cake print psychedelic funky graphic playful retro groovy geometric y2k post wavy line fun 70s background texture wave abstract colorful pop art trippy vector 60s artwork naive liquid 90s hippie marble modern artistic simple twirl wallpaper zebra vintage backdrop style illustration trendy yellow beige orange