404.html

<!DOCTYPE html>
<style>
    body{
        background-color: rgb(0, 0, 0);
        font-family: "Courier New";
        text-align: center;
        font-size: 40px;
        color: white;
    }
    a{
        color: white;
        text-decoration: none;
        font-size: 20px;
    }
</style>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="icon" href="https://http.cat/404">
    <title>404 Not Found</title>
    <script async src="https://www.googletagmanager.com/gtag/js?id=G-KZ4YJ36K6F"></script>
    <script>
        window.dataLayer = window.dataLayer || [];
        function gtag(){dataLayer.push(arguments);}
        gtag('js', new Date());
        gtag('config', 'G-KZ4YJ36K6F');
    </script>
</head>
<body>
    <div>
        404
        <p>¯\_(ツ)_/¯</p>
        <a href="index.html">go home?</a>
    </div>
</body>
</html>