function serviceBox_loop()
{
    $arg = array(
        'post_type' => 'service',
        'posts_per_page' => -1,
    );
    $servicePost = new WP_Query($arg);
    ?>
        <div class="singl-servce-sec">
<div class="row">
    <?php if ($servicePost->have_posts()): ?>

    <?php while ($servicePost->have_posts()):
     $servicePost->the_post(); 
     $url = wp_get_attachment_url(get_post_thumbnail_id($servicePost->ID))
     ?>
    <div class="col-md-6">
        <div class="serv-thumb">
            <img src="<?php echo $url ?>" alt="" class="img-thumb">
            <div class="services-content">
                <h2><?php the_title(); ?></h2>
                <div class="par1" ><?php the_content(); ?></div>
                <a href="<?php echo the_permalink(); ?>"><?php echo get_field('btntxt2') ?><img src="<?php echo get_template_directory_uri(); ?>/img/detailarro.png" alt=""></a>
            </div>
        </div>
    </div>
  
                    
    <?php endwhile; ?>
    <?php endif; ?>
</div>
</div>
    <?php wp_reset_postdata();
}
add_shortcode('serviceWithbox', 'serviceBox_loop');