Prompt: A portrait of a family of four, including: A 39-year-old father, wearing glasses, looks handsome and elegant, and has a tall figure; A 35-year-old mother, elegant and Chinese-style, with a thin figure; A 7-year-old brother, handsome and elegant, without glasses; A 4-year-old younger brother, naughty and cute, a bit like his elder brother, without wearing glasses. They are dressed as: The three men, father, elder brother and younger brother, wear navy blue suits and dresses; Mom wears a light blue cheongsam. It is expected that the avatar will present a warm and happy atmosphere, emphasizing the loving family relationship.