themes-wordpress/indice/templates/404.html

<!-- wp:columns {"style":{"spacing":{"blockGap":{"top":"0","left":"0"}}}} -->
<div class="wp-block-columns">
	<!-- wp:column {"width":"18%","style":{"spacing":{"padding":{"top":"0","right":"var:preset|spacing|60","bottom":"var:preset|spacing|60","left":"var:preset|spacing|60"}}},"className":".is-sticky"} -->
	<div class="wp-block-column .is-sticky" style="padding-top:0;padding-right:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60);padding-left:var(--wp--preset--spacing--60);flex-basis:18%">
		<!-- wp:group {"style":{"position":{"type":"sticky","top":"0px"},"spacing":{"padding":{"top":"var:preset|spacing|60"}}},"layout":{"type":"default"}} -->
		<div class="wp-block-group" style="padding-top:var(--wp--preset--spacing--60)">
			<!-- wp:template-part {"slug":"header"} /-->
		</div>
		<!-- /wp:group -->
	</div>
	<!-- /wp:column -->

	<!-- wp:column {"width":"50%","style":{"spacing":{"padding":{"top":"var:preset|spacing|60","bottom":"0","left":"var:preset|spacing|60","right":"var:preset|spacing|60"}}}} -->
	<div class="wp-block-column" style="padding-top:var(--wp--preset--spacing--60);padding-right:var(--wp--preset--spacing--60);padding-bottom:0;padding-left:var(--wp--preset--spacing--60);flex-basis:50%">
		<!-- wp:group {"tagName":"main","style":{"spacing":{"blockGap":"0"}},"layout":{"type":"default"}} -->
		<main class="wp-block-group">
			<!-- wp:pattern {"slug":"indice/404"} /-->

			<!-- wp:spacer {"height":"36px"} -->
			<div style="height:36px" aria-hidden="true" class="wp-block-spacer"></div>
			<!-- /wp:spacer -->

			<!-- wp:pattern {"slug":"indice/search-field"} /-->

			<!-- wp:spacer {"height":"80px"} -->
			<div style="height:80px" aria-hidden="true" class="wp-block-spacer"></div>
			<!-- /wp:spacer -->
		</main>
		<!-- /wp:group -->
	</div>
	<!-- /wp:column -->

	<!-- wp:column {"width":"18%","style":{"spacing":{"padding":{"top":"var:preset|spacing|60","right":"var:preset|spacing|60","bottom":"var:preset|spacing|60","left":"var:preset|spacing|60"}}}} -->
	<div class="wp-block-column" style="padding-top:var(--wp--preset--spacing--60);padding-right:var(--wp--preset--spacing--60);padding-bottom:var(--wp--preset--spacing--60);padding-left:var(--wp--preset--spacing--60);flex-basis:18%"></div>
	<!-- /wp:column -->
</div>
<!-- /wp:columns -->

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