index.html

<!DOCTYPE html>
<html lang="en">

<head>
    <title>invaliduser</title>

    <!-- meta data -->
    <meta name="author" content="404invalid-user" />
    <meta name="keywords" content="html, web, development, webdevelopment, invaliduser, 404invalid-user" />
    <meta property="og:title" content="Invalid user" />
    <meta property="og:description" content="404invalid-user’s website" />
    <meta property="og:url" content="http://invaliduser.uk.to/" />
    <meta property="og:image" content="https://github.com/404invalid-user.png" />
    <meta content="#00D1FF" data-react-helmet="true" name="theme-color">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <!-- link -->
    <link rel="shortcut icon" href="https://github.com/404invalid-user.png">

</head>
<body>
    Hello World!
</body>
</html>