landscape photos of California poppies into a sunset scene inspired by the vintage travel posters of the early 20th century. Use a warm and rich color palette of oranges, reds, yellows, greens, and browns to evoke the nostalgic feeling of a sunset. The artwork should have bold outlines and a romanticized aesthetic, with slightly exaggerated features to capture the viewer's imagination. Include elements that reflect a serene end-of-day atmosphere, such as a soft golden sky, long shadows, and a tranquil mood, flat colors --ar 16:9