// 过渡动画 横向渐变
.fade-transverse-leave-active,
.fade-transverse-enter-active {
  transition: all .5s;
}
.fade-transverse-enter {
  opacity: 0;
  transform: translateX(-30px);
}
.fade-transverse-leave-to {
  opacity: 0;
  transform: translateX(30px);
}