diff --git a/error_pages/404.html b/error_pages/404.html
new file mode 100644
index 0000000..b19d4a2
--- /dev/null
+++ b/error_pages/404.html
@@ -0,0 +1,83 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="UTF-8">
+    <title>404 Not Found</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <style>
+        body {
+            background: linear-gradient(135deg, #ff6a6a 0%, #ffd86a 100%);
+            color: #222;
+            font-family: 'Segoe UI', 'Arial', sans-serif;
+            margin: 0;
+            padding: 0;
+            min-height: 100vh;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+        }
+
+        .container {
+            background: rgba(255, 255, 255, 0.85);
+            border-radius: 16px;
+            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
+            padding: 40px 32px;
+            text-align: center;
+            max-width: 400px;
+        }
+
+        .error-code {
+            font-size: 5rem;
+            font-weight: bold;
+            color: #ff6a6a;
+            letter-spacing: 2px;
+            margin-bottom: 10px;
+            text-shadow: 2px 2px 8px #ffd86a88;
+        }
+
+        .message {
+            font-size: 1.3rem;
+            margin-bottom: 18px;
+        }
+
+        .home-link {
+            display: inline-block;
+            margin-top: 12px;
+            padding: 10px 22px;
+            background: #ffd86a;
+            color: #222;
+            border-radius: 8px;
+            text-decoration: none;
+            font-weight: 500;
+            box-shadow: 0 2px 8px #ff6a6a44;
+            transition: background 0.2s;
+        }
+
+        .home-link:hover {
+            background: #ff6a6a;
+            color: #fff;
+        }
+
+        @media (max-width: 500px) {
+            .container {
+                padding: 24px 8px;
+                max-width: 95vw;
+            }
+
+            .error-code {
+                font-size: 3rem;
+            }
+        }
+    </style>
+</head>
+
+<body>
+    <div class="container">
+        <div class="error-code">404</div>
+        <div class="message">Oops! Page Not Found.<br>The page you are looking for does not exist.</div>
+        <a class="home-link" href="/">Go Home</a>
+    </div>
+</body>
+
+</html>
\ No newline at end of file
