Why do I look different in the mirror of the hotel, home and barber shop? Which is the uglier barber shop?

There are many factors that determine the imaging in the mirror, such as the flatness of the mirror, the angle of light irradiation, the state of the face and so on. These will affect your face reflected in the mirror. You go to the place designated by the public security department to take photos of your ID card and passport, and take photos of the front of your ID card to enlarge the contrast. Because id card and passport photos are required to truly reflect my face.