hypnos circles concentric. abstract concentric circles texture. . hypnotic swirl spiral background

hypnosis hypno circle background illusion optical swirl circular concentric hypnotic hypnotism hypnotize rotation spiral striped twirl vortex whirlpool pattern effect hypnotherapy psychedelic trance volute lines twist abstract black element rotating round white psychic headache 3d subconscious chaos creativity distortion extra fantasy hypnose migraine perception poster retro sensory strain stress symbol