Add 404.html (alshedivat#412)

rohandebsarkar · pecey · commit c6d5aacf6963 · 2023-01-26T20:46:18.000-05:00
diff --git a/404.html b/404.html
@@ -0,0 +1,9 @@
+---
+layout: page
+permalink: /404.html
+title: "Page not found"
+description: "Looks like there has been a mistake. Nothing exists here."
+redirect: true
+---
+
+<p>You will be redirected to the main page within 3 seconds. If not redirected, please click <a href="{{ site.baseurl | prepend: site.url }}/">here</a>.</p>
diff --git a/_layouts/default.html b/_layouts/default.html
@@ -2,6 +2,7 @@
 <html>
 
   <head>
+    {% if page.redirect %}<meta http-equiv="refresh" content="3; url={{ site.baseurl | prepend: site.url }}/" />{% endif %}
     {% include head.html %}
     {% include scripts/mathjax.html %}
   </head>
