HTML <li> tag at PNLdev

Run
<!DOCTYPE html>
<html>
    <head>
    </head>
    <body>
        <ol>
            <li value="200">Espresso</li>
            <li>Cappuccino</li>
            <li>Latte</li>
            <li>Mocha</li>
            <li>Americano</li>
             <li>Caffè Alcino</li>
        </ol>
    </body>
</html>