themes-wordpress/xanadu/templates/404.html

<!-- wp:template-part {"slug":"header","tagName":"header"} /-->

<!-- wp:group {"tagName":"main","style":{"spacing":{"blockGap":"var:preset|spacing|50","margin":{"top":"var:preset|spacing|80","bottom":"var:preset|spacing|60"}}},"layout":{"inherit":true,"type":"constrained"}} -->
<main class="wp-block-group" style="margin-top:var(--wp--preset--spacing--80);margin-bottom:var(--wp--preset--spacing--60)">

	<!-- wp:pattern {"slug":"xanadu/404"} /-->

	<!-- wp:spacer -->
	<div style="height:100px" aria-hidden="true" class="wp-block-spacer"></div>
	<!-- /wp:spacer -->
</main>
<!-- /wp:group -->

<!-- wp:template-part {"slug":"footer","tagName":"footer"} /-->