create a serene and stylish desktop with pastel wave wallpaper

print swoosh line stream form ink stripe 3d diagonal fashion poster blend iridescent blur wallpaper canvas seamless clean elegant background graphic dynamic smooth futuristic sport audio decorative vintage splash pastel abstract marble color tune poly colorful monochrome twinkle shine business paper trail motion watercolor 4k template modern texture effect repeat flow movement creative digital acrylic neon bright vector art swirl smoke backdrop transparent curve purple wavy widing fabric inflect light blue unicorn design technology retro flowing pulse surface