<?php
    echo '<table id="userlist" align="center">';
    echo "<tr id="tableheader"><td>" . "Name" . "</td><td>" . "Email" . "</td><td>" . "Phone" . "</td></tr>";
    while ($userDetails = $stmt->fetch()){
        echo "<tr>
            <td class="hide">" . $userDetails['Username'] . "</td>
            <td>" . $userDetails['Name']  .  "</td>
            <td>" . $userDetails['Email'] .  "</td>
            <td>" . $userDetails['Phone'] .  "</td>
            </tr>";
    }
    echo "</table>";  ?>