set of gradient background with pixel texture. y2k card with dithering. 8-bit video game screen wallpaper. retro

set dithering pixel background gradient abstract art texture wallpaper pattern noise retro interface space grain video geometric game fade 8 arcade bit computer 16 dither illustration graphic wavy speckle tile y2k screen glitch gradation wave tone vintage bug halftone cyberpunk effect digital grunge neon horizontal liquid distress vector bitmap fluid