Startup.php

<?php
$startup_loop = new WP_Query(
    array(
        'post_type' => 'startup',
        'facetwp' => true, 
        'orderby' => array(
            'meta_value_num' => 'DESC',
            'post_date' => 'ASC',
        ),
    )
);
if ($startup_loop->have_posts()) {
    ?>
    <section class="section">
        <div class="container">
            <header class="filter-header">
                <div class="col-sm-4">
                    <h4>All Startups</h4>
                </div>
                <div class="col-sm-8">
                    <div class="filterWrap">
                        <span>CLASS</span>
                        <?php echo facetwp_display( 'facet', 'industries' ); ?>
                    </div>
                </div>
            </header>

            <div id="gallery-section" class="facetwp-template">
                <?php
                while ($startup_loop->have_posts()) {
                    $startup_loop->the_post();
                    $picture_size = get_field('picture_size');
                    if (!$picture_size)
                        $picture_size = 'post-portrate';
                    $class = wp_get_post_terms(get_the_ID(), 'sclass');
                    ?>
                    <?php if (has_post_thumbnail()) { ?>
                        <div class="mix">
                            <a href="javascript:void(0);" data-toggle="modal" data-target="#class_<?php echo get_the_ID() ?>"><?php the_post_thumbnail('thumbnail'); ?></a>
                            <!-- Modal -->
                            <div class="modal fade" id="class_<?php echo get_the_ID() ?>" tabindex="-1" role="dialog" aria-labelledby="class1">
                                <div class="modal-dialog" role="document">
                                    <div class="modal-content">
                                        <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
                                        <div class="modal-body">
                                            <header>
                                                <figure>
                                                    <?php the_post_thumbnail('medium_large'); ?>
                                                </figure>
                                                <figcaption>
                                                    <h4><?php the_title() ?></h4>
                                                    <span class="classname">Class: <?php echo $class[0]->name ?></span>
                                                </figcaption>
                                            </header>
                                            <?php the_content() ?>
                                            <a href="<?php the_field('website') ?>" class="btn btn-lg btn-primary">GO TO <?php the_field('website') ?></a>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    <?php } ?>
                <?php } ?>                
            </div>
        </div>
    </section>
<?php } ?>