.fade-enter-active,
.fade-leave-active {
  -webkit-transition-duration: 0.2s;
          transition-duration: 0.2s;
  -webkit-transition-property: opacity;
  transition-property: opacity;
  -webkit-transition-timing-function: ease;
          transition-timing-function: ease;
}
.fade-enter,
.fade-leave-active {
  opacity: 0;
}