<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css">
<div class="container">
<div class="row">
<div class="col-md-6 col-md-offset-3">
<div class="panel panel-login">
<div class="panel-body">
<div class="row">
<div class="col-lg-12">
<form id="login-form" action="#" method="post" role="form" style="display: block;">
<h2>LOGIN</h2>
<div class="form-group">
<input type="text" name="username" id="username" tabindex="1" class="form-control" placeholder="Username" value="">
</div>
<div class="form-group">
<input type="password" name="password" id="password" tabindex="2" class="form-control" placeholder="Password">
</div>
<div class="col-xs-6 form-group pull-left checkbox">
<input id="checkbox1" type="checkbox" name="remember">
<label for="checkbox1">Remember Me</label>
</div>
<div class="col-xs-6 form-group pull-right">
<input type="submit" name="login-submit" id="login-submit" tabindex="4" class="form-control btn btn-login" value="Log In">
</div>
</form>
<form id="register-form" action="#" method="post" role="form" style="display: none;">
<h2>REGISTER</h2>
<div class="form-group">
<input type="text" name="username" id="username" tabindex="1" class="form-control" placeholder="Username" value="">
</div>
<div class="form-group">
<input type="email" name="email" id="email" tabindex="1" class="form-control" placeholder="Email Address" value="">