Link on pictures

wp-content/themes/studio13/content-full.php

@@ -1,7 +1,7 @@
 <article id="post-<?php the_ID(); ?>" role="article" class="sticky">
     <header class="article-header row">
         <div class="small-12 columns">
-            <?php the_post_thumbnail(); ?>
+            <a href="<?php the_permalink() ?>" title="<?php the_title_attribute(); ?>"><?php the_post_thumbnail(); ?></a>
             <h1><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title_attribute(); ?>"><?php the_title(); ?></a></h1>
             <!--<p class="byline vcard"><time class="updated" datetime="<?php echo get_the_time('Y-m-j'); ?>" pubdate><?php echo get_the_time(get_option('date_format'));?></time> av <span class="author"><?php the_author_posts_link(); ?></span></p>-->
         </div>

wp-content/themes/studio13/content-sticky.php

@@ -2,7 +2,7 @@
 <article id="post-<?php the_ID(); ?>" role="article" class="sticky">
     <header class="article-header row">
         <div class="small-12 columns">
-            <?php the_post_thumbnail(); ?>
+            <a href="<?php the_permalink() ?>" title="<?php the_title_attribute(); ?>"><?php the_post_thumbnail(); ?></a>
             <h1><a href="<?php the_permalink() ?>" rel="bookmark" title="<?php the_title_attribute(); ?>"><?php the_title(); ?></a></h1>
             <!--<p class="byline vcard"><time class="updated" datetime="<?php echo get_the_time('Y-m-j'); ?>" pubdate><?php echo get_the_time(get_option('date_format'));?></time> av <span class="author"><?php the_author_posts_link(); ?></span></p>-->
         </div>

wp-content/themes/studio13/content.php

@@ -1,7 +1,7 @@
 <article id="post-<?php the_ID(); ?>" role="article">
     <div class="row">
         <div class="small-6 columns">
-            <?php the_post_thumbnail(); ?>
+            <a href="<?php the_permalink() ?>" title="<?php the_title_attribute(); ?>"><?php the_post_thumbnail(); ?></a>
         </div>
         <div class="small-6 columns">
             <header class="article-header">