diff --git a/views/404.html b/views/404.html
index b3ddcc3..9f5c1aa 100644
--- a/views/404.html
+++ b/views/404.html
@@ -1,11 +1,15 @@
+<!DOCTYPE>
 <html lang="en">
+
 <head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Node.js Crash Course</title>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Node.js Crash Course</title>
 </head>
+
 <body>
-  <h1>404 - OOPS!</h1>
-  <h2>That page does not exist</h2>
+    <h1>404 - OOPS!</h1>
+    <h2>That page does not exist</h2>
 </body>
-</html>
\ No newline at end of file
+
+</html>
