First test

kankys-theme/404.php

@@ -0,0 +1,34 @@
+<?php get_header(); ?>
+ 
+	<div id="primary" class="content-area col-8">
+ 
+ 		<main id="main" class="site-main" role="main">
+			
+			<div class="error-404 not-found">
+
+				<header class="page-header">
+					<h1 class="page-title"><?php esc_html_e( 'Oops! That page can&rsquo;t be found.', 'theme' ); ?></h1>
+				</header><!-- .page-header -->
+ 
+   				<div class="page-content">
+					
+					<p><?php esc_html_e( 'It looks like nothing was found at this location. Maybe try one of the links below or a search?', 'theme' ); ?></p>
+
+					<?php
+						get_search_form();
+					?>
+					
+				</div><!-- .page-content -->
+
+			</div>
+  			
+		</main>
+ 
+	</div>
+	<div class="col-4">
+ 
+		<?php get_sidebar(); ?>
+ 
+	</div>
+
+<?php get_footer();