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

夏季頭像，閃電俠與消防車尾跡，平面2D，簡約角色，粉筆效果的絲網印刷，矢量線條藝術，鮮豔的顏色