JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://vuejs.org/js/vue.min.js"></script>
<section><div id="main" class="main">xxxx</div></section>

JavaScript

vm = new Vue({
  el: "#main",
  replace: true,
  template: '<p v-text="name"></p>',
  data: {
    name: "koba04"
  }
});

console.log(document.body.innerHTML);