<div class="login">
	<h1>Log&Del</h1>
    <form method="post">
    	<input type="text" name="login" placeholder="用户名" required="required" />
        <input type="password" name="password" placeholder="密码" required="required" />
        <button type="submit" class="btn btn-primary btn-block btn-large">登陆系统</button>

    </form>
</div>