80s retro sci-fi background. virtual reality. synthwave and retrowave style.

1980 80s 90s abstract advertisement background banner bright colourful computer design disco fashionable flyer future futuristic galaxy game geometric glowing graphic grid illustration invitation laser light neon night nightclub nightlife nostalgia party poster purple reality retro retrowave revival scifi shiny star striped style synthwave technology template trendy triangle triangular universe vector vibrant virtual