changed flotte tableau but it doesn't show up sometimes

pages/contact.html

@@ -69,15 +69,8 @@
 
         <h3>Notre flotte</h3>
         <p id="message_flotte">Chargement…</p>
-        <table border=1 class="table">
-            <thead>
-                <tr>
-                    <th>Modèle</th>
-                    <th>immatriculation</th>
-                    <th>Km</th>
-                </tr>
-            </thead>
-            <tbody id="flotte_tableau">
+        <table border=1>
+            <tbody id="corps_flotte">
             </tbody>
         </table>