diff --git a/web/.htaccess b/web/.htaccess
index 8182bab..479dbf5 100644
--- a/web/.htaccess
+++ b/web/.htaccess
@@ -5,6 +5,7 @@ ExpiresByType text/javascript A2592000
 ExpiresByType application/javascript A2592000
 
 Options -Indexes
+ErrorDocument 404 /404.html
 
 RewriteEngine On
 RewriteBase /
diff --git a/web/404.html b/web/404.html
new file mode 100644
index 0000000..9a8bf1b
--- /dev/null
+++ b/web/404.html
@@ -0,0 +1,68 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <title>404</title>
+
+    <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Lato&display=swap">
+    <link rel="icon" href="favicon.ico">
+
+    <style>
+        body {
+            font-family: Lato, sans-serif;
+            font-display: swap;
+            background-color: rgb(49, 101, 43);
+        }
+
+        .content {
+            color: white;
+            position: absolute;
+            text-align: center;
+            left: 50%;
+            top: 40%;
+            transform: translate(-50%, -60%);
+        }
+
+        .disclaimer {
+            position: absolute;
+            bottom: 10px;
+            right: 10px;
+            color: darkgray;
+        }
+
+        a {
+            color: #8db3f4;
+            text-decoration: none;
+        }
+
+        .email {
+            color: gray;
+        }
+
+        .go-home {
+            margin-top: 25px;
+        }
+
+    </style>
+</head>
+
+<body>
+    <div class="content">
+        <h1>🏡 Four Oh Four</h1>
+        <p>
+            A <em>tiny</em> error occurred: We can't find this page.
+        </p>
+        <p>
+            <em style="color: darkgray;">Get it?</em>
+        </p>
+        <p class="go-home">
+            <a href="https://tinylifegame.com">Go home</a>
+        </p>
+    </div>
+    <div class="disclaimer">
+        <em>If you think there should be something here, please notify us at <a class="email" href="mailto:games@ellpeck.de">games@ellpeck.de</a>.</em>
+    </div>
+</body>
+
+</html>
