add_filter( 'generateblocks_query_loop_args', function( $query_args, $attributes ) {
		if ( ! is_admin() && ! empty( $attributes['className'] ) && strpos( $attributes['className'], 'wpgb-query' ) !== false ) {
			$query_args['wp_grid_builder'] = 'wpgb-content-1';
		}

		return $query_args;
	}, 10, 2 );<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://letterlist.com/wp-content/plugins/slim-seo/src/Sitemaps/style.xsl"?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
	<sitemap>
		<loc>https://letterlist.com/sitemap-post-type-post.xml</loc>
	</sitemap>
	<sitemap>
		<loc>https://letterlist.com/sitemap-post-type-page.xml</loc>
	</sitemap>
	<sitemap>
		<loc>https://letterlist.com/sitemap-post-type-newsletter.xml</loc>
	</sitemap>
	<sitemap>
		<loc>https://letterlist.com/sitemap-taxonomy-category.xml</loc>
	</sitemap>
</sitemapindex>