@-webkit-keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@-moz-keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  opacity: 0;
  -webkit-animation: fadeIn ease-in 1; 
  -moz-animation: fadeIn ease-in 1;
  animation: fadeIn ease-in 1;

  -webkit-animation-fill-mode: forwards; 
  -moz-animation-fill-mode: forwards;
  animation-fill-mode: forwards;

  -webkit-animation-duration: 3s;
  -moz-animation-duration: 3s;
  animation-duration: 3s;
}

.fade-in.one {
  -webkit-animation-delay: 0.9s;
  -moz-animation-delay: 0.9s;
  animation-delay: 0.9s;
}