A playful and vibrant illustration of a friendly cartoon dinosaur holding a large crayon in its hand, standing on a grassy field with cute trees and mountains in the background, with the title "Dinosaur Coloring Book for Kids" written in bold, playful font at the top, sunny daylight with soft clouds, simple line art style for easy coloring, shot in portrait format with a Canon EOS 5D Mark IV, 50mm lens, bright and cheerful color palette