<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <title>404 - Page Not Found</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <style>
        /* Minimal reset and layout */
        html,
        body {
            margin: 0;
            padding: 0;
            width: 100%;
            height: 100%;
            font-family: sans-serif;
            background: #f9f9f9;
            color: #333;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .container {
            text-align: center;
            padding: 1rem;
        }

        h1 {
            font-size: 4rem;
            margin-bottom: 0.5rem;
        }

        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #555;
        }

        a {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            text-decoration: none;
            background: #333;
            color: #fff;
            border-radius: 4px;
            transition: background 0.3s ease;
        }

        a:hover {
            background: #0f0f0f;
        }
    </style>
</head>

<body>
    <div class="container">
        <h1>404</h1>
        <p>Oops! The page you’re looking for doesn’t exist.</p>
        <a href="/">Go Back Home</a>
    </div>
</body>

</html>