Create a detailed description of a European-style room designed for a

Create a detailed description of a European-style room designed for a , featuring: * A yellow curtain on a wooden deck * White wallpaper on the walls * An extremely precise and detailed design * 16k resolution * A beautiful poster of a character * Morning sunlight streaming in * A sunny atmosphere Please provide a vivid and descriptive text that captures the essence of this scene, with a focus on the child's room and the European style influences.