round striped color lines. swirling hypnotic rotating abstraction. op art effect, optical illusion

abstract abstraction animation art backdrop background boiling bright circles circular color crazy design digital effect graphic halftone hallucination hypnosis hypnotic illusion light lines liquid loop looping motion optical pattern psychedelic radial rotating rotation round seamless shape shapes spiral spiraling striped swirl swirling texture tunnel twist vertigo vision vortex wallpaper warp yellow