set of holographic gradient background. abstract retro furistic cover set. 90s, 80s style for brochure, banner, flyers

color gradient sun fluid holographic background modern cover sunshine liquid design vector minimalist pastel colorful geometric wallpaper style summer cute spectrum frame media social texture hologram trendy neon graphic pattern template 90s 80s minimal mesh party futuristic retro pearlescent vivid stylish set surreal blend collection paper digital trend psychedelic shiny