Prompt:

summer head portrait posing de the flash with fire engine trails, flat2d, minimal character, chalk effect risograph, vector line art, vibrant colors --ar 16:9 --style raw --v 6.0

夏季頭部肖像，閃電與消防車的拖尾，平面2D，極簡角色，粉筆效果，絲網印刷，矢量線條藝術，鮮艷的色彩。