Subject: Chibi cartoon boy lying down playing with mobile phone, small wild flowers, pink cherry blossom tree. Scene: Green lawn under blue sky and white clouds, spring outdoor natural scene. Style: 3D cartoon poster style, full of healing feeling, rich spring vitality. Color tone: Fresh spring color tone. Composition: Character is located in the center of the picture, surrounded and set off by scene elements. Purpose: Spring-themed 3D cartoon poster design, healing leisure atmosphere visual creation.