.fade-enter-active {
  animation-name: fade-in;
  animation-duration: .5s;
}
.fade-leave-active {
  animation-name: fade-out;
  animation-duration: .5s;
}

.lazy-enter {
  opacity: 0;
}
.lazy-enter-to {
    opacity: 1;
}
.lazy-enter-active {
  transition: opacity 0.3s 0.2s;
  width: 100%;
}
.lazy-leave {
  opacity: 1;
}
.lazy-leave-to {
  opacity: 0;
}
.lazy-leave-active {
  transition: opacity 0.5s;
}

@keyframes fade-in  {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes fade-out {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

// loading样式
@keyframes spin {
  0% {
      transform: rotate(0deg);
  }
  100% {
      transform: rotate(360deg);
  }
}

// opacity样式
@keyframes opacity {
  0%   {opacity: 1;}
  10%  {opacity: 0.9;}
  20%  {opacity: 0.8;}
  30%  {opacity: 0.7;}
  40%  {opacity: 0.6;}
  50%  {opacity: 0.5;}
  60%  {opacity: 0.6;}
  70%  {opacity: 0.7;}
  80%  {opacity: 0.8;}
  90%  {opacity: 0.9;}
  100% {opacity: 0.95;}
}

@keyframes bar-loading {
  0% {
    width:60%
  }
  50% {
    width:100%
  }
  100% {
    width:60%
  }
}