neon colors. pacific - hippie 60s festival poster. psychedelic bright . . retro poster.colorful

1960s 60s abstract background beautiful bright caution colorful concept doodle drawing festival flower funky graphic groovy hand happy hippy illustration lifestyle love mandala music neon old ornament pacific pacifism pastel peace pink poster psychedelic rainbow retro safety sign sixties sketch street summer sun symbol vacation vector vibrant vintage wallpaper woodstock