1950s 1960s 1970s fashionable seamless pattern trend brown abstraction

textures funky 70s faded visual 50s 60s circles wavy repeat smooth dot gradient 1960s classy curve trendy 1950s colour grain oldfashioned wrapping round abstract background fifties graphic balanced sixties repetition 1970s elegant oval seventies wallpaper endless work retro boho vintage art seamless design style vector pattern brown stipple