cmt-engineering-theme/templates/page.html

<!-- wp:group {"layout":{"type":"constrained"}} -->
<div class="wp-block-group">
  <!-- wp:group {"align":"wide","style":{"spacing":{"blockGap":"0"}},"layout":{"type":"constrained"}} -->
  <div class="wp-block-group alignwide">
    <!-- wp:template-part {"slug":"header","theme":"cmt-engineering-theme","tagName":"header","area":"header"} /-->

    <!-- wp:post-content {"align":"wide","backgroundColor":"base-2"} /-->

    <!-- wp:template-part {"slug":"footer","theme":"cmt-engineering-theme","tagName":"footer","area":"footer","align":"wide"} /-->
  </div>
  <!-- /wp:group -->
</div>
<!-- /wp:group -->