App.vue

<template>
  <div id="app">
    <mu-appbar :title="title" class="title" :zDepth="zDepth">
      <mu-icon-button class="github-icon" slot="right" href="https://github.com/xrr2016/vue-express-mongodb" target="blank">
            <svg aria-hidden="true"  fill="#f4f4f4" height="24" viewBox="0 0 16 16" width="24">
              <path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z">
              </path>
            </svg>
      </mu-icon-button>
    </mu-appbar>
    <router-view></router-view>
  </div>
</template>

<script>
export default {
  name: 'app',
  data(){
    return {
      title  : '电影列表',
      zDepth : 2
    }
  }
}
</script>

<style>
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  text-align: center;
  flex-direction: column;
  justify-content:center;
  align-items:flex-start;
}
.title{
  letter-spacing: 1px;
  text-align: left;
}

.github-icon:hover{
  opacity: .8;
}
</style>