.logo_box--nanjing img {
  height: 48px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
}

.mobile_header .logo_box--nanjing img {
  height: 36px;
  max-width: 180px;
}

.mobile_footer .logo_box--nanjing img {
  height: 42px;
  max-width: 200px;
}