在app.vue中

<template>
  <div id="app">
      <transition name="el-zoom-in-top" mode="out-in">
        <keep-alive :include="cacheviews">
          <!-- 一级路由 -->
          <router-view ></router-view>
        </keep-alive>
      </transition>
      <!-- 全局lodding遮罩 -->
      <div v-loading.fullscreen="$store.state.staticData.loading" :element-loading-text='$store.state.staticData.loadingText'></div>
      <!-- 全局动画组件 -->
      <div class="nf-icon2"
          :style="{'left':data.x,'top':data.y,'color':data.color}"
          v-for="data in datas"
          :key="data.x"
      >
          <span>{{ data.text }}</span>
      </div>
  </div>
</template>
<script>
export default {
  name: 'index',
  computed: {
    cacheviews () {
      return this.$store.state.tabs.alive_list
    },
    key () {
      return Date()
    }
  },
  data () {
    return {
      now_index: 0, // 当前索引
      arr: [
        '富强',
        '民主',
        '文明',
        '和谐',
        '自由',
        '平等',
        '公正',
        '法制',
        '爱国',
        '敬业',
        '诚信',
        '友善'
      ],
      color_arr: [
        '#FF403A',
        '#4095D6',
        '#FF6E87',
        '#ff6300',
        '#BEAD92',
        '#FFDEAA',
        '#1F47AD',
        '#65D97D',
        '#98FF72',
        '#AB98E8',
        '#F0BFF2',
        '#F6EB77'
      ],
      datas: [] // 动画的对象数组
    }
  },
  mounted () {
    // 监听鼠标松开事件
    window.addEventListener('mouseup', this.handleMousedown)
  },
  methods: {
    // 鼠标事件
    handleMousedown (e) {
        //左键松开
      if (e.button == 0) {
        //坐标
        let x = e.pageX
        let y = e.pageY
        this.nianfoA(x, y)
      }
    },
    // 动画
    nianfoA (x, y) {
      let text = this.arr[this.now_index]
      let color = this.color_arr[this.now_index]
      if (this.arr.length - this.now_index > 1) {
        this.now_index++
      } else {
        this.now_index = 0
      }
      let obj = {
        'x': x + 'px',
        'y': y + 'px',
        'text': text,
        'color': color
      }
      this.datas.push(obj)
      this.timer1 = setTimeout(() => {
        this.datas.shift()// 删除第一个对象
      }, 1500)
    }
  },
  created () {

  }
}
</script>
<style lang="scss">
#app {
  width: 100%;
  height: 100%;
  overflow: hidden;
  .nf-icon2{
    position: fixed;
    z-index: 9999;
    display: table;
    cursor: default;
    user-select: none;
    font-size: 18px;
    animation: float 1.5s;
    span{
      font-size: 18px;
      font-weight: bold;
    }
  }
  @keyframes float {
    0% {
      opacity: 1;
    }
    50% {
      opacity: 0.7;
    }
    100% {
      opacity: 0;
      transform: translateY(-70px);
    }
  }
}

</style>

效果：