Assumes that your page depth is how the pages are organized in the page hierarchy, not custom menu hierarchy
add_filter('body_class','depth_body_class');
/**
* Add page depth body class.
*
* Adds depth-x body class
*
* @author Jen Baumann
* @link https://dreamwhisperdesigns.com/?p=1112
*/
function depth_body_class($classes) {
global $post;
if (is_page()) {
if ($post->post_parent) {
$ancestors = get_post_ancestors($post);
$depth = count($ancestors) + 1;
} else {
$depth = 1;
}
$classes[] = 'depth-' . $depth;
}
return $classes;
}
About Jennifer Baumann
