<!DOCTYPE html>
<html lang="pl">
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1" />

        <title>Hello World!</title>
        <link rel="stylesheet" href="style.css" />
        <script src="script.js" defer></script>
    </head>

    <body>

    </body>
</html>