themes-wordpress/twentytwentythree/patterns/hidden-404.php

<?php
/**
 * Title: Hidden 404
 * Slug: twentytwentythree/hidden-404
 * Inserter: no
 */
?>
<!-- wp:heading {"style":{"typography":{"fontSize":"clamp(4rem, 40vw, 20rem)","fontWeight":"200","lineHeight":"1"}},"className":"has-text-align-center"} -->
<h2 class="has-text-align-center" style="font-size:clamp(4rem, 40vw, 20rem);font-weight:200;line-height:1"><?php esc_html( _x( '404', 'Error code for a webpage that is not found.', 'twentytwentythree' ) ) ?></h2>
<!-- /wp:heading -->
<!-- wp:paragraph {"align":"center"} -->
<p class="has-text-align-center"><?php esc_html__( 'This page could not be found. Maybe try a search?', 'twentytwentythree' ) ?></p>
<!-- /wp:paragraph -->
<!-- wp:search {"label":"Search","showLabel":false,"width":50,"widthUnit":"%","buttonText":"Search","buttonUseIcon":true,"align":"center"} /-->