diff --git a/503_backup.html b/503_backup.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Backup in progress - Unavailable (503)</title>
+    <link rel="stylesheet" href="styles.css">
+</head>
+<body>
+    <h1>Bad timing!</h1>
+    <div class="spacer"></div>
+    <p>Seems you're trying to access me during my backup window. Don't worry though, I should be up and running again very soon.</p>
+    <p>My average backup window is pretty quick and I'm quite busy during that time copying super-important files to my secure hiding place so they stay safe in-case anything ever happens to me!</p>
+    <img src="images/monster_flying.svg" alt="flying monster">
+    <p class="instructions">Sorry for the delay. Please try again soon. (error 503)</p>
+    <div class="spacer"></div>
+    <footer>
+        Page designed by Asif Bacchus.  Please feel free to use, redistribute and alter as you see fit!  Latest version available at https://git.asifbacchus.app/asif/fun-errorpages.git.  Monster image from Freepik (www.freepik.com).
+    </footer>
+</body>
+</html>
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