Index: src/wp-content/themes/twentynineteen/404.php
===================================================================
--- src/wp-content/themes/twentynineteen/404.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/404.php	(working copy)
@@ -12,7 +12,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 			<div class="error-404 not-found">
@@ -27,7 +27,7 @@
 			</div><!-- .error-404 -->
 
 		</main><!-- #main -->
-	</section><!-- #primary -->
+	</div><!-- #primary -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/archive.php
===================================================================
--- src/wp-content/themes/twentynineteen/archive.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/archive.php	(working copy)
@@ -12,7 +12,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 		<?php if ( have_posts() ) : ?>
@@ -48,7 +48,7 @@
 		endif;
 		?>
 		</main><!-- #main -->
-	</section><!-- #primary -->
+	</div><!-- #primary -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/image.php
===================================================================
--- src/wp-content/themes/twentynineteen/image.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/image.php	(working copy)
@@ -10,7 +10,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 			<?php
@@ -98,7 +98,7 @@
 			?>
 
 		</main><!-- .site-main -->
-	</section><!-- .content-area -->
+	</div><!-- .content-area -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/index.php
===================================================================
--- src/wp-content/themes/twentynineteen/index.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/index.php	(working copy)
@@ -17,7 +17,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 		<?php
@@ -41,7 +41,7 @@
 		?>
 
 		</main><!-- .site-main -->
-	</section><!-- .content-area -->
+	</div><!-- .content-area -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/page.php
===================================================================
--- src/wp-content/themes/twentynineteen/page.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/page.php	(working copy)
@@ -12,7 +12,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 			<?php
@@ -32,7 +32,7 @@
 			?>
 
 		</main><!-- #main -->
-	</section><!-- #primary -->
+	</div><!-- #primary -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/search.php
===================================================================
--- src/wp-content/themes/twentynineteen/search.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/search.php	(working copy)
@@ -12,7 +12,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 		<?php if ( have_posts() ) : ?>
@@ -49,7 +49,7 @@
 		endif;
 		?>
 		</main><!-- #main -->
-	</section><!-- #primary -->
+	</div><!-- #primary -->
 
 <?php
 get_footer();
Index: src/wp-content/themes/twentynineteen/single.php
===================================================================
--- src/wp-content/themes/twentynineteen/single.php	(revision 45273)
+++ src/wp-content/themes/twentynineteen/single.php	(working copy)
@@ -12,7 +12,7 @@
 get_header();
 ?>
 
-	<section id="primary" class="content-area">
+	<div id="primary" class="content-area">
 		<main id="main" class="site-main">
 
 			<?php
@@ -54,7 +54,7 @@
 			?>
 
 		</main><!-- #main -->
-	</section><!-- #primary -->
+	</div><!-- #primary -->
 
 <?php
 get_footer();