JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//unpkg.com/vue/dist/vue.js"></script>
<script src="//unpkg.com/[email protected]/lib/index.js"></script>

<div id="app">
<el-form :model="ruleForm" :rules="rules" ref="ruleForm">
  <el-form-item label="Email" prop="email.value">
    <el-input :placeholder="ruleForm.email.placeholder" v-model="ruleForm.email.value"></el-input>
  </el-form-item>
 
  <el-form-item>
    <el-button type="primary" @click="submitForm('ruleForm')">Create</el-button>
  </el-form-item>
</el-form>
</div>

SCSS

@import url("//unpkg.com/[email protected]/lib/theme-default/index.css");

Babel + JSX

var Main = {
    data() {
      return {
        ruleForm: {
          email: {
          	value: '',
            placeholder: 'Enter your email'
          }
        },
        rules: {
          'email.value': [
            { 
            	required: false, 
              type: 'email', 
              message: 'Invalid email entered', 
              trigger: 'blur' 
             }
          ],
        }
      };
    },
    methods: {
      submitForm(formName) {
        this.$refs[formName].validate((valid) => {
          if (valid) {
            alert('submit!');
          } else {
            console.log('error submit!!');
            return false;
          }
        });
      }
    }
  }
var Ctor = Vue.extend(Main)
new Ctor().$mount('#app')