abstract composition, print - ractangle, perfect for home or office decor

18x24 30s 40s 50s 60s 70s abstract art artwork background bauhaus black circle composition cool decor design fabric fashion flower flowers format funky geometric german germany groovy heart home line midcentury minimal minimalist modern modernist monochrome nature office ornament pattern perfect pop poster postmodern print ractangle repetitive retro seventies simple sixties size square style textile trendy triangle triangles tulip vector white