50s 60s 70s retro styled circles seamless pattern trend brown abstraction

1960s 1970s 1950s symmetry 70s faded visual 50s 60s oldfashioned circles dynamic exclusive fashionable gradient dot trendy vibrant chic colour stylish textile print artistic graphic halftone tone wrapping half repetition oval wallpaper composition work retro vintage art modern abstract seamless design style vector texture decorative pattern background brown eyecatching backdrop