Flat Style Serene Landscapes

Create tranquil, minimalist landscape illustrations in a distinct flat graphic style. This prompt focuses on a central silhouette against a simplified sky and celestial body. Customize the [Central Subject], the [Time of Day/Atmosphere], the [Primary Color Scheme], the subtle [Sky Elements] (like birds or clouds), and the [Foreground Detail]. Ideal for wallpapers, web banners, covers, or peaceful graphic art. Consistent, clean, and atmospheric results.