404 Error - Page Not Found - Outer Space Theme - 常规

<!DOCTYPE html>
<html lang='en'>
<head>
    <meta charset='UTF-8'>
    <meta name='viewport' content='width=device-width, initial-scale=1.0'>
    <meta http-equiv='X-UA-Compatible' content='ie=edge'>
    <title>404 Page Not Found</title>
    <style>
        body {
            background-color: #1e1e1e;
            color: #fff;
            font-family: Arial, sans-serif;
            text-align: center;
        }
        h1 {
            font-size: 6em;
            margin-top: 100px;
            margin-bottom: 0;
            line-height: 1em;
        }
        p {
            font-size: 1.5em;
            margin-top: 20px;
        }
        a {
            color: #fff;
            text-decoration: none;
            border: 2px solid #fff;
            padding: 10px 20px;
            display: inline-block;
            margin-top: 20px;
        }
        a:hover {
            background-color: #fff;
            color: #1e1e1e;
        }
        img {
            display: block;
            margin: 0 auto;
            margin-top: 50px;
            max-width: 100%;
        }
    </style>
</head>
<body>
    <img src='https://i.imgur.com/MnJfKQa.png' alt='Galaxy'>
    <h1>404</h1>
    <p>Oops! The page you're looking for doesn't exist.</p>
    <a href='/'>Go to Homepage</a>
</body>
</html>