themes-wordpress/ueno/parts/header.html

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<div class="wp-block-group gapless-group" style="padding-right:var(--wp--preset--spacing--50);padding-left:var(--wp--preset--spacing--50)"><!-- wp:group {"style":{"spacing":{"padding":{"bottom":"var(--wp--custom--gap--vertical)","top":"var(--wp--custom--gap--vertical)"}}},"layout":{"type":"flex","justifyContent":"space-between","verticalAlignment":"top"}} -->
<div class="wp-block-group" style="padding-top:var(--wp--custom--gap--vertical);padding-bottom:var(--wp--custom--gap--vertical)"><!-- wp:group {"layout":{"type":"flex","verticalAlignment":"top"}} -->
<div class="wp-block-group"><!-- wp:group {"style":{"spacing":{"blockGap":"var:preset|spacing|20"}},"layout":{"type":"flex","orientation":"vertical"}} -->
<div class="wp-block-group"><!-- wp:site-title /-->

<!-- wp:site-tagline /--></div>
<!-- /wp:group --></div>
<!-- /wp:group -->

<!-- wp:navigation {"__unstableLocation":"primary","overlayBackgroundColor":"background","overlayTextColor":"primary","layout":{"type":"flex","setCascadingProperties":true,"justifyContent":"right","orientation":"vertical"},"style":{"spacing":{"margin":{"top":"0"},"blockGap":"0px"},"typography":{"textTransform":"uppercase"}}} /--></div>
<!-- /wp:group --></div>
<!-- /wp:group -->

<!-- wp:spacer {"height":"60px"} -->
<div style="height:60px" aria-hidden="true" class="wp-block-spacer"></div>
<!-- /wp:spacer -->