spotty splash background. pop graphic. 80s or 90s wallpaper. fun pattern ornaments. child school geometry. dotted and

abstract geometric background spotty splash pop minimal circle triangle spot stain fun ornament child school geometry dotted bright color shape figure creative 80s trendy playground dot modern star line retro square 90s wallpaper memphis liquid blot curve graphic cover halftone simple doodle style fashion zigzag wave vector pattern design backdrop