.login-custom {
  background-image: url('../images/main_image.jpg');
  background-size: 100% 100%;
  
  /* Full height */
  /* height: 100%; */

  /* Center and scale the image nicely */
  /* background-position: center; */
  background-repeat: no-repeat;
  background-size: cover;
}

.login-custom img {
    width: 90%;
}