.fade-in-image {
  animation: fadeIn 8s;
  -webkit-animation: fadeIn 8s;
  -moz-animation: fadeIn 8s;
  -o-animation: fadeIn 8s;
  -ms-animation: fadeIn 8s;
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@-moz-keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@-webkit-keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@-o-keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@-ms-keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}