Vue/note2/src/App.vue

<template>
  <div id="app">
    <h1>{{ msg }}</h1>
    <h3>{{ url }}</h3>
    <h2>Essential Links</h2>  
    <div class="main">
    	<h1>测试</h1>
    	<h2>测试水水水水</h2>
    </div>
  </div>
</template>

<script>
export default {
  name: 'app',
  data () {
    return {
    	url:"img",
      msg: 'Welcome to Your Vue.js App'
    }
  }
}
</script>

<style lang="scss">
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
  .main{
  		font-feature-settings: inherit;
			font-size: large;
  }
}

h1, h2 {
  font-weight: normal;
}

ul {
  list-style-type: none;
  padding: 0;
}

li {
  display: inline-block;
  margin: 0 10px;
}

a {
  color: #42b983;
}
</style>