Vue

by guohan yu

HTML

<div id="app">
   <div class="out">
      <div class="in">
        
      </div>
   </div>
</div>

CSS

.out {
  width: 200px;
  height: 200px;
  background-color: #skyblue;
}

Vue

new Vue({
  el: "#app",
  data: {
  },
  methods: {
  }
})