Try to change heading from
echo '<h3>'. $page_data->post_title .'</h3>';
like
echo '<div class="class-name">'. $page_data->post_title .'</div>';
Try to change heading from
echo '<h3>'. $page_data->post_title .'</h3>';
like
echo '<div class="class-name">'. $page_data->post_title .'</div>';