'post',
'posts_per_page' => 12,
'cat' => esc_html( get_theme_mod('adviso_eta_cat') ),
'ignore_sticky_posts' => 1,
);
$loop = new WP_Query( $args );
while ( $loop->have_posts() ) :
$loop->the_post();
?>
 . '/assets/images/placeholder2.jpg' ); ?> )