Index: wp-content/themes/twentytwelve/author.php
===================================================================
--- wp-content/themes/twentytwelve/author.php	(revision 22166)
+++ wp-content/themes/twentytwelve/author.php	(working copy)
@@ -14,6 +14,7 @@
 get_header(); ?>
 
 	<section id="primary" class="site-content">
+
 		<div id="content" role="main">
 
 		<?php if ( have_posts() ) : ?>
@@ -45,29 +46,33 @@
 			<?php
 			// If a user has filled out their description, show a bio on their entries.
 			if ( get_the_author_meta( 'description' ) ) : ?>
-			<div class="author-info">
-				<div class="author-avatar">
-					<?php echo get_avatar( get_the_author_meta( 'user_email' ), apply_filters( 'twentytwelve_author_bio_avatar_size', 60 ) ); ?>
-				</div><!-- .author-avatar -->
-				<div class="author-description">
-					<h2><?php printf( __( 'About %s', 'twentytwelve' ), get_the_author() ); ?></h2>
-					<p><?php the_author_meta( 'description' ); ?></p>
-				</div><!-- .author-description	-->
-			</div><!-- .author-info -->
+				<div class="author-info">
+					<div class="author-avatar">
+						<?php echo get_avatar( get_the_author_meta( 'user_email' ), apply_filters( 'twentytwelve_author_bio_avatar_size', 60 ) ); ?>
+					</div><!-- .author-avatar -->
+
+					<div class="author-description">
+						<h2><?php printf( __( 'About %s', 'twentytwelve' ), get_the_author() ); ?></h2>
+
+						<p><?php the_author_meta( 'description' ); ?></p>
+					</div><!-- .author-description	-->
+				</div><!-- .author-info -->
 			<?php endif; ?>
 
-			<?php /* Start the Loop */ ?>
-			<?php while ( have_posts() ) : the_post(); ?>
-				<?php get_template_part( 'content', get_post_format() ); ?>
-			<?php endwhile; ?>
+			<?php // Start the Loop
+			while ( have_posts() ) : the_post();
+				get_template_part( 'content', get_post_format() );
+			endwhile; 
+			
+			twentytwelve_content_nav( 'nav-below' );
+			?>
 
-			<?php twentytwelve_content_nav( 'nav-below' ); ?>
-
 		<?php else : ?>
 			<?php get_template_part( 'content', 'none' ); ?>
 		<?php endif; ?>
 
 		</div><!-- #content -->
+
 	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
Index: wp-content/themes/twentytwelve/tag.php
===================================================================
--- wp-content/themes/twentytwelve/tag.php	(revision 22166)
+++ wp-content/themes/twentytwelve/tag.php	(working copy)
@@ -14,6 +14,7 @@
 get_header(); ?>
 
 	<section id="primary" class="site-content">
+
 		<div id="content" role="main">
 
 		<?php if ( have_posts() ) : ?>
@@ -45,6 +46,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
+
 	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
Index: wp-content/themes/twentytwelve/category.php
===================================================================
--- wp-content/themes/twentytwelve/category.php	(revision 22166)
+++ wp-content/themes/twentytwelve/category.php	(working copy)
@@ -14,15 +14,17 @@
 get_header(); ?>
 
 	<section id="primary" class="site-content">
+
 		<div id="content" role="main">
 
 		<?php if ( have_posts() ) : ?>
+
 			<header class="archive-header">
 				<h1 class="archive-title"><?php printf( __( 'Category Archives: %s', 'twentytwelve' ), '<span>' . single_cat_title( '', false ) . '</span>' ); ?></h1>
 
-			<?php if ( category_description() ) : // Show an optional category description ?>
-				<div class="archive-meta"><?php echo category_description(); ?></div>
-			<?php endif; ?>
+				<?php if ( category_description() ) : // Show an optional category description ?>
+					<div class="archive-meta"><?php echo category_description(); ?></div>
+				<?php endif; ?>
 			</header><!-- .archive-header -->
 
 			<?php
@@ -35,7 +37,7 @@
 				 */
 				get_template_part( 'content', get_post_format() );
 
-			endwhile;
+			endwhile; // end of the loop.
 
 			twentytwelve_content_nav( 'nav-below' );
 			?>
@@ -45,6 +47,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
+
 	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
Index: wp-content/themes/twentytwelve/archive.php
===================================================================
--- wp-content/themes/twentytwelve/archive.php	(revision 22166)
+++ wp-content/themes/twentytwelve/archive.php	(working copy)
@@ -20,11 +20,13 @@
 get_header(); ?>
 
 	<section id="primary" class="site-content">
+
 		<div id="content" role="main">
 
 		<?php if ( have_posts() ) : ?>
 			<header class="archive-header">
-				<h1 class="archive-title"><?php
+				<h1 class="archive-title">
+					<?php
 					if ( is_day() ) :
 						printf( __( 'Daily Archives: %s', 'twentytwelve' ), '<span>' . get_the_date() . '</span>' );
 					elseif ( is_month() ) :
@@ -34,7 +36,8 @@
 					else :
 						_e( 'Archives', 'twentytwelve' );
 					endif;
-				?></h1>
+					?>
+				</h1><!-- .archive-title -->
 			</header><!-- .archive-header -->
 
 			<?php
@@ -57,6 +60,7 @@
 		<?php endif; ?>
 
 		</div><!-- #content -->
+
 	</section><!-- #primary -->
 
 <?php get_sidebar(); ?>
Index: wp-content/themes/twentytwelve/index.php
===================================================================
--- wp-content/themes/twentytwelve/index.php	(revision 22166)
+++ wp-content/themes/twentytwelve/index.php	(working copy)
@@ -17,7 +17,9 @@
 get_header(); ?>
 
 	<div id="primary" class="site-content">
+
 		<div id="content" role="main">
+
 		<?php if ( have_posts() ) : ?>
 
 			<?php /* Start the Loop */ ?>
@@ -53,6 +55,7 @@
 					<p><?php _e( 'Apologies, but no results were found. Perhaps searching will help find a related post.', 'twentytwelve' ); ?></p>
 					<?php get_search_form(); ?>
 				</div><!-- .entry-content -->
+
 			<?php endif; // end current_user_can() check ?>
 
 			</article><!-- #post-0 -->
@@ -60,6 +63,7 @@
 		<?php endif; // end have_posts() check ?>
 
 		</div><!-- #content -->
+
 	</div><!-- #primary -->
 
 <?php get_sidebar(); ?>