themes-wordpress/course/templates/single-lesson.html

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

<!-- wp:group {"tagName":"main","style":{"spacing":{"margin":{"bottom":"80px"}}},"layout":{"type":"constrained","contentSize":"1000px"}} -->
<main class="wp-block-group" style="margin-bottom:80px">
    <!-- wp:group {"layout":{"inherit":true,"type":"constrained","contentSize":"1000px"}} -->
    <div class="wp-block-group">
        <!-- wp:post-title {"level":1,"align":"wide","style":{"spacing":{"margin":{"bottom":"2.5rem"}}}} /-->
    </div>
    <!-- /wp:group -->

    <!-- wp:post-content {"layout":{"inherit":true,"contentSize":"1000px"}} /-->

    <!-- wp:group {"layout":{"inherit":true,"type":"constrained"}} -->
    <div class="wp-block-group">
        <!-- wp:group {"layout":{"type":"constrained"}} -->
        <div class="wp-block-group">
            <!-- wp:pattern {"slug":"course/comments"} /-->
        </div>
        <!-- /wp:group -->
    </div>
    <!-- /wp:group -->
</main>
<!-- /wp:group -->

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