<div id="app">
  <div class="container">
    <countercomponent></countercomponent>  
   <countercomponent></countercomponent> 
   <countercomponent></countercomponent>    
  </div>
  
</div>
.container{
  display: flex;
  justify-content: space-between;
  padding-right: 10px;
  padding-left: 10px;
  margin-top: 10px;
  flex-wrap: wrap;
}
Vue.component('countercomponent', {
  data: function(){
    return {
      counter: 0
    }
  },
  template: `
     <div>
     你已經點了 <button class="btn btn-outline-secondary btn-sm" @click="counter++" style="width:100px;">{{ counter }}</button>次
     </div>
  `
});
var app = new Vue({
  el: '#app',
  data: {
        
        styleObject: {
            color:'red'
            
        }
    }
  
});

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.11/vue.min.js