--- /dev/null
+<?php
+/**
+ * The template for displaying 404 pages (not found)
+ *
+ * @link https://codex.wordpress.org/Creating_an_Error_404_Page
+ *
+ * @package WordPress
+ * @subpackage Twenty_Seventeen
+ * @since 1.0
+ * @version 1.0
+ */
+
+get_header(); ?>
+
+<div class="wrap">
+ <div id="primary" class="content-area">
+ <main id="main" class="site-main" role="main">
+
+ <section class="error-404 not-found">
+ <header class="page-header">
+ <h1 class="page-title"><?php _e( 'Oops! That page can’t be found.', 'twentyseventeen' ); ?></h1>
+ </header><!-- .page-header -->
+ <div class="page-content">
+ <p><?php _e( 'It looks like nothing was found at this location. Maybe try a search?', 'twentyseventeen' ); ?></p>
+
+ <?php get_search_form(); ?>
+
+ </div><!-- .page-content -->
+ </section><!-- .error-404 -->
+ </main><!-- #main -->
+ </div><!-- #primary -->
+</div><!-- .wrap -->
+
+<?php get_footer();