Login template Vue

login.html

<template>
 <div>
   <form class="login" @submit.prevent="login">
     <h1>Sign in</h1>
     <label>User name</label>
     <input required v-model="username" type="text" placeholder="Snoopy"/>
     <label>Password</label>
     <input required v-model="password" type="password" placeholder="Password"/>
     <hr/>
     <button type="submit">Login</button>
   </form>
 </div>
</template>