create an illustration for a cover. A serene and balanced scene symbolizing harmony: a tranquil landscape where nature and elements coexist peacefully--a calm lake reflecting a perfectly mirrored sky at sunset, surrounded by trees in perfect symmetry. Birds glide gracefully above, and a gentle breeze ripples through the water. In the background, distant mountains blend seamlessly into the horizon. The colors are soft and warm, blending effortlessly to create a sense of unity and balance. The image exudes tranquility, peace, and the effortless alignment of different forces working together in harmony, animated --ar 2:3