<form class="form-horizontal" action="auth.php" method="post">
                    <div class="form-group">
                        <label for="inputName3" class="col-sm-3 control-label">Name</label>
                        <div class="col-sm-9">
                            <input type="text" class="form-control" id="inputUsername" placeholder="Name">
                        </div>
                    </div>
                    <div class="form-group">
                        <label for="inputPassword3" class="col-sm-3 control-label">Password</label>
                        <div class="col-sm-9">
                            <input type="password" class="form-control" id="inputPassword" placeholder="Password">
                        </div>
                    </div>
                    <div class="form-group">
                        <div class="col-sm-offset-3 col-sm-9">
                            <button type="submit" class="btn btn-default">Login</button>
                        </div>
                    </div>
                </form>