error.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Error - Page Not Found</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            background-color: #f4f4f4;
            text-align: center;
        }
        .error-container {
            max-width: 600px;
            padding: 20px;
            background: white;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        }
        .error-container h1 {
            font-size: 5em;
            margin: 0;
            color: #e74c3c;
        }
        .error-container p {
            font-size: 1.2em;
            margin: 10px 0;
            color: #555;
        }
        .error-container a {
            text-decoration: none;
            color: #3498db;
            font-weight: bold;
        }
        .error-container a:hover {
            text-decoration: underline;
        }
    </style>
</head>
<body>
    <div class="error-container">
        <h1>404</h1>
        <p>Oops! The page you are looking for does not exist.</p>
        <p>It might have been moved or deleted. Please check the URL or return to the <a href="/">home page</a>.</p>
    </div>
</body>
</html>