Morning Greeting Watermelon Poster AI Image Prompt

Generate an ultra-high-definition commercial poster background. Under a clean blue sky with white clouds, the foreground features a lime green transparent glass tabletop with a faint water ripple on it. On the tabletop, there is a watermelon with vines and a cut triangular watermelon slice, both covered with fine water droplets. Scattered around are ice cubes and three square pieces of watermelon flesh. The objects are arranged with artistic composition in a commercial photography style, ultra-high-definition large image. The overall style is refreshing, clean, and bright. At the top-center position, the text "早安吉祥" (Good Morning Auspicious) appears, with smaller clear text "防暑降温 保重身体" (Prevent Heatstroke, Take Care) and a signature seal "一虎问候" (Yihu Greetings).