seamless trendy iridescent rainbow surreal molten fantasy glass refraction background texture

seamless iridescent surreal glass holographic pastel vaporwave unicorn background pattern texture trendy rainbow molten wavy nostalgic soft frosted window refraction modern blurry pearlescent foil abstract crystal gradient girly birthday colorful decoration glow happy metallic retro 80s 90s blurred cover fantasy luxury poster shiny tileable repeat design backdrop wallpaper rendering nostaligic light effect