hectorlorenzo

<div style="display: table; width: 100%; height: 100%;">
    <div style="display: table-cell; vertical-align: middle;">
        <!-- Content -->
    </div>
</div>

hectorlorenzo

// get all attachments from a post, except the featured image
function get_attached_images ( $post_ID, $featured_image = false ) {

    $args = array(
        'post_type'         => 'attachment',
        'posts_per_page'    => -1,
        'post_parent'       => $post_ID
    );

    // do we want the featured image?