abstract wavy background in 1960s style. geometric funky patter

60s 70s abstract and antiwar art artistic backdrop background blue bright brushed circle concept conceptual decor decorative disarmament dye emblem fantasy floral funky funny graffiti graphic grunge hippie hope icon knit life lines love multicolor pacifism pacifist paintbrush pattern peace peaceful placard political pop protection protest purity repeat seamless seventies shirt sign simplicity sixties spiritual style symbol tee texture tradition tranquil tye unique universal vintage wallpaper war wavy white