motion background with moving geometric s, seamless loop. animation. dotted moving black lines like small snakes on

background abstract design geometric hypnotic light motion paint white art color colorful fashion flow fluid foil glitter glow gradient hypnosis hypnotism hypnotize illusion liquid luxury magic metal metallic oil optical psychedelic rotation shiny smooth spiral splash stripe swirl twirl twist vortex water wave wet 1920x1080 animation bars business fast graphic grid lines looping mosaic opticalillusion passing running seamless speed symmetric time turning working backdrop black dark decoration decorative dirty gray grunge illustration old pattern retro rough stone texture impulse