**a boy and a girl, harry potter costumes, happily, sideways in front of a train, chasing from left to right, behind them is Beijing, children's book style, simple lines, warm colors, magical animals around-No words-ar 16:7 - best quality in the style of bold graphic style, elegant lines, colorful costumes, Electric blue and orange, fashionable flair, stripes and shapes, chic illustrations, mix of masculine and feminine elements , white background, Cliff Chiang --niji 5 --style expressive** - <@1044046307511246898> (fast)