form login

<form class="navbar-form navbar-right" role="form" method="POST" action="login.php">
    <div class="form-group">
        <input class="form-control" type="text" name="user" placeholder="Email">
    </div>
    <div class="form-group">
        <input class="form-control" type="password" name="sandi" placeholder="Password">
    </div>
    <input class="btn btn-danger" type="button" value="?" title="Lupa Password ?">
    <input class="btn btn-primary" name="login" type="submit" value="Sign In">
</form>