Vue js Confirm Password Validation

<html>
<head>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
    <h3>Vue Js Confirm Password Validation </h3>
    <div id="app">
        <p>Password</p>
        <input type="password" v-model="password" />
        <p>Confirm Password</p>
        <input type="password" v-model="confirmPassword" @input="validateForm" />
        <p v-if="errorMessage" style="color:red">{{ errorMessage }}</p>
  </div>
    <script type="module">
        const app = new Vue({
            el: "#app",
            data() {
                return {
                    password: '',
                    confirmPassword: '',
                    errorMessage: ''
                };
            },
            methods: {
                validateForm() {
                    if (this.password !== this.confirmPassword) {
                        this.errorMessage = 'Passwords do not match';
                        return false;
                    }
                    this.errorMessage = '';
                    return true;
                },

}
        })
    </script>
</body>
</html>