hippie poster. cartoon psychedelic banner with colorful hippy and peace signs. striped abstract background. flowers and

hippie peace love psychedelic sun hippy 60s 70s nostalgic flower sky rainbow blossom cloud summer romantic sunrise sunlight floral nostalgia slogan 1960s 1970s bloom sunshine mushroom retro crazy phrase nature pacifism peaceful sixties plant striped text print lettering cute placard banner poster cartoon abstract colorful symbol sign background vector illustration