colorful purple, light-green gradient background, for social media, banner, poster, card, website , digital screen

1980-1989 80s 90s abstract art backdrop background banner blurred bright canvas color colorful concept creative decoration decorative design digital effect element fluid geometric glow gradient graphic grunge wallpaper desktop laptop wallpaper light modern multicolor neon pastel pattern rainbow smooth space texture trend vibrant violet computer digital screen smartphone light green purple minth gradient