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

color gradient fluid holographic background modern cover liquid design vector minimalist pastel colorful geometric wallpaper style summer cute spectrum media social texture hologram trendy neon graphic pattern template 90s 80s dynamic moon brochure foil card pearlescent poster bright abstract blurry stylish shape blend effect metal collection glow vintage flyer invitation