zigzag lines 50s 60s 70s seamless pattern trend brown abstract background

rhythm funky 70s faded shapes visual 50s 60s energetic corner geometry repeat dot dynamic movement gradient 1960s trendy 1950s colour grain oldfashioned wrapping abstract background fifties graphic sixties 1970s striking geometric seventies wallpaper endless angle work retro vintage zigzag seamless design style vector pattern backdrop zig brown stipple