create a serene and stylish desktop with pastel wave wallpaper

purple retro backdrop surface blur watercolor dynamic white iridescent twinkle swoosh diagonal web technology trail pattern art wry effect pulse 3d style smooth transparent paper wavy template abstract flow creative neon digital vintage marble wave liquid smoke clean streaming monochrome water modern fashion tune shape textile flowing vector pastel soft layer canvas banner repeat business stripe shine design form blend decorative print light paint decoration element background unicorn audio bright movement texture widing acrylic futuristic gradient 80s line blue