select

<?php
//select.php
if(isset($_POST["employee_id"]))
{
 $output = '';
 $connect = mysqli_connect("", "", "", "");
 $connect->set_charset("utf8");
 $query = "SELECT * FROM card_chest_level_m2m WHERE m2mID = '".$_POST["employee_id"]."'";
 $result = mysqli_query($connect, $query);
 $output .= '
      <div class="table-responsive">
           <table class="table table-bordered">';
    while($row = mysqli_fetch_array($result))
    {
     $output .= '
     <tr>
            <td width="30%"><label>Karte</label></td>
            <td width="70%">'.$row["KaID"].'</td>
        </tr>
        <tr>
            <td width="30%"><label>Kiste</label></td>
            <td width="70%">'.$row["KiID"].'</td>
        </tr>
        <tr>
            <td width="30%"><label>Level</label></td>
            <td width="70%">'.$row["LID"].'</td>
        </tr>
     ';
    }
    $output .= '</table></div>';
    echo $output;
}
?>