vue动画过渡
转载
动画图标引入

<template>
      <div class="loading"></div>
</template>
 
<script>
export default {
  name: 'Loading' 
}
</script>
 
<style scoped>
.loading {
  position: fixed;
  left: 0;
  top: 0;
  background: url('~@/images/loading.svg') center center no-repeat #fff;
  width: 100vw;
  height: 100vh;
  z-index: 1000;
}
</style>
 

全局CSS

.fade-enter,
.fade-leave-active {
  opacity: 0;
}
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.5s;
}

 <div >
                <transition name="fade">
                    <loading v-if="isLoading"></loading>
                </transition>
           </div>