HTML: Bootstrap - Simple login form | alternate

gistfile1

<div class="row">
    <div class="span4 offset4">
        <div class="well">
            <legend>Sign in to WebApp</legend>
            <form method="POST" action="" accept-charset="UTF-8">
                <div class="alert alert-error">
                    <a class="close" data-dismiss="alert" href="#">x</a>
                    Incorrect Username or Password!
                </div>
                <input class="span3" placeholder="Username" type="text" name="username">
                <input class="span3" placeholder="Password" type="password" name="password">
                <label class="checkbox">
                    <input type="checkbox" name="remember" value="1">Remember Me</label>
                <button class="btn-info btn" type="submit">Login</button>
            </form>
        </div>
    </div>
</div>