wechatConfig/src/App.vue

<template>
  <div id="app">
    <router-view/>
  </div>
</template>

<script>
import './assets/main.css'
export default {
  name: 'app'
}
</script>

<style lang="less" scoped>
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  width: 100%;
  height: 100%;
}
</style>