.navbar-dark .navbar-brand .logo-img {
  display: none;
}
.navbar-dark .navbar-brand .logo-img-scroll {
  display: block;
}
.navbar-light .navbar-brand .logo-img {
  display: block;
}
.navbar-light .navbar-brand .logo-img-scroll {
  display: none;
}
@media (max-width:991px) {
  .navbar-dark .navbar-brand .logo-img-scroll {
    display: none;
  }
  .navbar-light .navbar-brand .logo-img-scroll {
    display: none;
  }
  .navbar-dark .navbar-brand .logo-img {
    display: block;
  }
}