expressive geometric doodles: artistic background with primitive forms

outsider art geometric shapes ornamental doodles website background squiggly lines loose geometrics vector artistic precolumbian jack ohman busy compositions primitive forms expressive character design freehand painting black orange abstract creative vibrant modern unique handdrawn digital artwork inspiration colorful doodles: style featuring colors showcases playful arrangement intricate crowd scenes reminiscent pre-columbian art use adds dynamic retro charm piece creating visually captivating detailed composition generated