Prompt:

Cover illustration, warm tones, wool felt-like style, 3D effect, wool clouds, houses made of colored cotton, pastel-colored bed, trees and hills in the background, minimalist illustration style, simple, cute, warm tones, high resolution, rendered using Octane and Unreal Engine 5 --ar 9:16 --v 6.1

封面插图，温暖色调，羊毛毡风格，3D效果，羊毛云，彩色棉花制成的房屋，柔和色调的床，背景中的树木和丘陵，极简插图风格，简单，可爱，温暖色调，高分辨率，使用Octane和Unreal Engine 5渲染。