themes-wordpress/bsoj/templates/404.html

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

<!-- wp:group {"layout":{"type":"constrained"}} -->
<div class="wp-block-group">
	<!-- wp:columns {"align":"wide"} -->
	<div class="wp-block-columns alignwide">
		<!-- wp:column {"width":"20%"} -->
		<div class="wp-block-column" style="flex-basis:20%">
			<!-- wp:paragraph -->
			<p>404</p>
			<!-- /wp:paragraph -->
		</div>
		<!-- /wp:column -->

		<!-- wp:column {"width":"80%"} -->
		<div class="wp-block-column" style="flex-basis:80%">
			<!-- wp:pattern {"slug":"bsoj/404"} /-->
			<!-- wp:pattern {"slug":"bsoj/search"} /-->
		</div>
		<!-- /wp:column -->
	</div>
	<!-- /wp:columns -->
</div>
<!-- /wp:group -->

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