Update 404.md

dinncer · web-flow · commit 9d201102168a · 2021-12-05T22:08:16.000+03:00
diff --git a/404.md b/404.md
@@ -1,5 +1,8 @@
 ---
 layout: default
+title: 404
+nav_exclude: true
+search_exclude: true
 ---
 
 # 404
