@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.fadeIn {
  animation-name: 'fadeIn';
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

.fadeOut {
  animation-name: 'fadeOut';
}