<form action="index.php" method="POST" autocomplete="off">
    <table>
        <tr>
            <td>
                Username:
            </td>
        </tr>
        <tr>
            <td>
                <input type="text" name="username" placeholder="Username">
            </td>
        </tr>
        <tr>
            <td>
                Password:
            </td>
        </tr>
        <tr>
            <td>
                <input type="password" name="password" placeholder="password">
            </td>
        </tr>
        <tr>
            <td>
                <input type="submit" name="login" value="Login">
            </td>
        </tr>
    </table>
</form>