中国风卡通扁平化老年夫妇中式园林散步幸福生活插画

minimalist Chinese style, natural harmonious color scheme of green and pink, four elderly people, male and female, smiling, walking in casual clothes, loose interaction, park scene with trees, flowers, pavilions, natural layout, vibrant, greenery and flowers, no text, natural background, fresh and natural, conveying a leisurely and joyful life state