插画风青春活泼动感青年创意海报背景

**Prompt:** Three teenagers are jumping and running under a bright blue sky with white clouds and stars, exuding energy and youthful vibes. The boy on the left wears a green sports jersey (with the number "10" on the front) and blue shorts, paired with green sneakers. The girl in the middle is in a pink T-shirt and jeans, with pink sneakers, her hands raised high and a radiant smile. The boy on the right is dressed in a blue tracksuit with white sneakers, looking cheerful. The background features a bright blue sky dotted with fluffy clouds and stars, and a vibrant green lawn, creating an overall atmosphere of joy and sunshine.