Why is the Atour Hotel dark except the door?

Alto Hotel is not all black except the door. According to relevant information, the main entrance of Atour Hotel is an automatic induction double door, and the layout color of the main entrance is black, giving people a mysterious and low-key feeling. Not all doors are black, but the decorations on both sides of the door are transparent plexiglass. The wood color of the guest room is log color, which maintains the simple and modern style of the hotel as a whole. The use of large-scale log color system and exquisite soft decoration make it full of warm feeling.