Finished Version 3

interface/templates/404.html

@@ -0,0 +1,11 @@
+{% extends "base.html" %}
+{% block title %} Page Not Found {% endblock %}
+{% block content %}
+
+<h1>Error: Page Not Found</h1>
+
+<div class="container">
+    <a href="/">Return to the Home Page</a>
+</div>
+
+{% endblock %}