themes-wordpress/spearhead-blocks/parts/header.html

<!-- wp:group {"className":"gapless-group","layout":{"inherit":"true"}} -->
<div class="wp-block-group gapless-group"><!-- wp:group {"align":"full","style":{"spacing":{"padding":{"bottom":"35px","top":"35px","right":"35px","left":"35px"}}},"layout":{"type":"flex","justifyContent":"space-between"}} -->
<div class="wp-block-group alignfull" style="padding-top:35px;padding-right:35px;padding-bottom:35px;padding-left:35px"><!-- wp:group {"layout":{"type":"flex"}} -->
<div class="wp-block-group"><!-- wp:site-logo {"width":64} /-->

<!-- wp:group {"style":{"spacing":{"blockGap":"5px"}}} -->
<div class="wp-block-group"><!-- wp:site-title /-->

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

<!-- wp:navigation {"layout":{"type":"flex","setCascadingProperties":true,"justifyContent":"right","orientation":"horizontal"},"style":{"spacing":{"margin":{"top":"0"}}}} /--></div>
<!-- /wp:group --></div>
<!-- /wp:group -->

<!-- wp:spacer {"height":"50px"} -->
<div style="height:50px" aria-hidden="true" class="wp-block-spacer"></div>
<!-- /wp:spacer -->