彩色蝴蝶在花叢上飛舞與巨大的藍色字母

Prompt: A happy colorful butterfly with rainbow wings flying above blooming flowers. A giant bold uppercase letter B stands behind it in bright blue. Green meadow, daisies, bees, sunshine, and tiny sparkles create a magical nature scene. Cute 3D cartoon style, vibrant colors, children's educational illustration, soft lighting, centered composition, no text except the large letter B.