<html>
    <head>
        <style>
            input {
                background-color: transparent;
            }

            input:first-letter {
                color: white;
            }
        </style>
    </head>
<body>
    This test passes if it doesn't crash and if the Submit button does not honor the first-letter style.<br>
    <input type="submit"/>
</body>
</html>