geometric seamless pattern with gradient s in memphis style. style of 80`s. synthwave, futurism background. retrowave.

1980s 80s 90s abstract background banner chaos colorful cosmos cover decorative design dot element fabric future futurism futuristic geometric geometry gradient grid hipster holographic illustration line liquid memphis modern party pattern poster rave retro retrowave seamless set shape shapes sky sphere striped style synthwave trend triangle typography unusual vector vibrant violet wallpaper wave