50s 60s 70s geometric seamless pattern trend brown abstract background

funky graceful 70s faded visual 50s 60s geometry repeat carpet dot triangle gradient 1960s trendy 1950s colour grain oldfashioned wrapping abstract background artistic fifties graphic sixties 1970s square seventies wallpaper posh repetitive composition work split patchwork retro vintage art cubism seamless design style vector pattern rhombus brown stipple