diff --git a/arbre.php b/arbre.php
index 6414ef1..92346bc 100644
--- a/arbre.php
+++ b/arbre.php
@@ -41,7 +41,7 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
           break;
           
       case 'delete_folder':
-          if ($path && isSecurePath($path)) {
+          if ($path && isSecurePath($path) && $path !== './liste_albums') { // Empêcher la suppression du dossier racine
               function rrmdir($dir) {
                   if (is_dir($dir)) {
                       $objects = scandir($dir);
@@ -76,167 +76,185 @@ if (!isSecurePath($currentPath)) {
 }
 
 function generateTree($path, $currentPath) {
-  if (!is_dir($path)) return '';
-  
-  $output = '<ul class="tree-list">';
-  foreach (new DirectoryIterator($path) as $item) {
-      if ($item->isDot()) continue;
-      if ($item->isDir()) {
-          $fullPath = $item->getPathname();
-          $info = getAlbumInfo($fullPath);
-          $isCurrentPath = realpath($fullPath) === $currentPath;
-          $hasSubfolders = hasSubfolders($fullPath);
-          
-          $output .= '<li class="tree-item' . ($isCurrentPath ? ' active' : '') . '">';
-          $output .= '<div class="tree-item-content">';
-          $output .= '<a href="?path=' . urlencode($fullPath) . '" class="tree-link">';
-          $output .= '<span class="folder-icon">📁</span> ' . htmlspecialchars($info['title']);
-          $output .= '</a>';
-          $output .= '<div class="tree-actions">';
-          if (!$hasSubfolders) {
-              $output .= '<a href="arbre-img.php?path=' . urlencode($fullPath) . '" class="tree-button" style="text-decoration: none">🖼️</a>';
-          }
-          $output .= '<button onclick="editFolder(\'' . htmlspecialchars($fullPath) . '\', \'' . htmlspecialchars($info['title']) . '\', \'' . htmlspecialchars($info['description']) . '\')" class="tree-button">✏️</button>';
-          $output .= '<button onclick="createSubfolder(\'' . htmlspecialchars($fullPath) . '\')" class="tree-button">➕</button>';
-          if ($fullPath !== './liste_albums') {
-              $output .= '<button onclick="deleteFolder(\'' . htmlspecialchars($fullPath) . '\')" class="tree-button tree-button-danger">🗑️</button>';
-          }
-          $output .= '</div></div>';
-          $output .= generateTree($fullPath, $currentPath);
-          $output .= '</li>';
-      }
-  }
-  $output .= '</ul>';
-  return $output;
+    if (!is_dir($path)) return '';
+    
+    $output = '<ul class="tree-list">';
+    
+    // Si c'est le dossier racine, ajoutons-le à l'arborescence
+    if ($path === './liste_albums') {
+        $info = getAlbumInfo($path);
+        $output .= '<li class="tree-item root-folder' . ($path === $currentPath ? ' active' : '') . '">';
+        $output .= '<div class="tree-item-content">';
+        $output .= '<span class="tree-link">';
+        $output .= '<span class="folder-icon">📁</span> ' . htmlspecialchars($info['title']);
+        $output .= '</span>';
+        $output .= '<div class="tree-actions">';
+        $output .= '<button onclick="editFolder(\'' . htmlspecialchars($path) . '\', \'' . htmlspecialchars($info['title']) . '\', \'' . htmlspecialchars($info['description']) . '\')" class="tree-button">✏️</button>';
+        $output .= '<button onclick="createSubfolder(\'' . htmlspecialchars($path) . '\')" class="tree-button">➕</button>';
+        $output .= '</div></div>';
+    }
+    
+    // Parcourir tous les sous-dossiers
+    foreach (new DirectoryIterator($path) as $item) {
+        if ($item->isDot()) continue;
+        if ($item->isDir()) {
+            $fullPath = $item->getPathname();
+            $info = getAlbumInfo($fullPath);
+            $isCurrentPath = realpath($fullPath) === $currentPath;
+            $hasSubfolders = hasSubfolders($fullPath);
+            
+            $output .= '<li class="tree-item' . ($isCurrentPath ? ' active' : '') . '">';
+            $output .= '<div class="tree-item-content">';
+            $output .= '<span class="tree-link">';
+            $output .= '<span class="folder-icon">📁</span> ' . htmlspecialchars($info['title']);
+            $output .= '</span>';
+            $output .= '<div class="tree-actions">';
+            if (!$hasSubfolders) {
+                $output .= '<a href="arbre-img.php?path=' . urlencode($fullPath) . '" class="tree-button" style="text-decoration: none">🖼️</a>';
+            }
+            $output .= '<button onclick="editFolder(\'' . htmlspecialchars($fullPath) . '\', \'' . htmlspecialchars($info['title']) . '\', \'' . htmlspecialchars($info['description']) . '\')" class="tree-button">✏️</button>';
+            $output .= '<button onclick="createSubfolder(\'' . htmlspecialchars($fullPath) . '\')" class="tree-button">➕</button>';
+            if ($fullPath !== './liste_albums') {
+                $output .= '<button onclick="deleteFolder(\'' . htmlspecialchars($fullPath) . '\')" class="tree-button tree-button-danger">🗑️</button>';
+            }
+            $output .= '</div></div>';
+            
+            $output .= generateTree($fullPath, $currentPath);
+            $output .= '</li>';
+        }
+    }
+    
+    $output .= '</ul>';
+    return $output;
 }
 ?>
 
 <!DOCTYPE html>
 <html lang="fr">
 <head>
-  <meta charset="UTF-8">
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Arborescence - ICO</title>
-  <link rel="icon" type="image/png" href="favicon.png">
-  <link rel="stylesheet" href="styles.css">
-  <link rel="stylesheet" href="styles-admin.css">
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Arborescence - ICO</title>
+    <link rel="icon" type="image/png" href="favicon.png">
+    <link rel="stylesheet" href="styles.css">
+    <link rel="stylesheet" href="styles-admin.css">
 </head>
 <body class="admin-page">
-  <div class="admin-header">
-      <h1>Gestion de l'arborescence</h1>
-      <div class="admin-actions">
-          <button onclick="createSubfolder('./liste_albums')" class="action-button">Nouveau dossier</button>
-          <a href="admin.php" class="action-button action-button-secondary">Retour</a>
-      </div>
-  </div>
+    <div class="admin-header">
+        <h1>Gestion de l'arborescence</h1>
+        <div class="admin-actions">
+            <button onclick="createSubfolder('./liste_albums')" class="action-button">Nouveau dossier</button>
+            <a href="admin.php" class="action-button action-button-secondary">Retour</a>
+        </div>
+    </div>
 
-  <div class="admin-content">
-      <?php if (isset($_SESSION['success_message'])): ?>
-          <div class="message success-message"><?php echo htmlspecialchars($_SESSION['success_message']); ?></div>
-          <?php unset($_SESSION['success_message']); ?>
-      <?php endif; ?>
+    <div class="admin-content">
+        <?php if (isset($_SESSION['success_message'])): ?>
+            <div class="message success-message"><?php echo htmlspecialchars($_SESSION['success_message']); ?></div>
+            <?php unset($_SESSION['success_message']); ?>
+        <?php endif; ?>
 
-      <?php if (isset($_SESSION['error_message'])): ?>
-          <div class="message error-message"><?php echo htmlspecialchars($_SESSION['error_message']); ?></div>
-          <?php unset($_SESSION['error_message']); ?>
-      <?php endif; ?>
+        <?php if (isset($_SESSION['error_message'])): ?>
+            <div class="message error-message"><?php echo htmlspecialchars($_SESSION['error_message']); ?></div>
+            <?php unset($_SESSION['error_message']); ?>
+        <?php endif; ?>
 
-      <div class="tree-container">
-          <?php echo generateTree('./liste_albums', $currentPath); ?>
-      </div>
-  </div>
+        <div class="tree-container">
+            <?php echo generateTree('./liste_albums', $currentPath); ?>
+        </div>
+    </div>
 
-  <!-- Modal de création de dossier -->
-  <div id="createFolderModal" class="modal">
-      <div class="modal-content">
-          <h2>Créer un nouveau dossier</h2>
-          <form method="post" action="arbre.php">
-              <input type="hidden" name="action" value="create_folder">
-              <input type="hidden" name="path" id="parentPath">
-              <div class="form-group">
-                  <label for="new_name">Nom du dossier :</label>
-                  <input type="text" id="new_name" name="new_name" required>
-              </div>
-              <div class="form-group">
-                  <label for="description">Description :</label>
-                  <textarea id="description" name="description" rows="4" class="form-textarea"></textarea>
-              </div>
-              <div class="form-actions">
-                  <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
-                  <button type="submit" class="action-button">Créer</button>
-              </div>
-          </form>
-      </div>
-  </div>
+    <!-- Modal de création de dossier -->
+    <div id="createFolderModal" class="modal">
+        <div class="modal-content">
+            <h2>Créer un nouveau dossier</h2>
+            <form method="post" action="arbre.php">
+                <input type="hidden" name="action" value="create_folder">
+                <input type="hidden" name="path" id="parentPath">
+                <div class="form-group">
+                    <label for="new_name">Nom du dossier :</label>
+                    <input type="text" id="new_name" name="new_name" required>
+                </div>
+                <div class="form-group">
+                    <label for="description">Description :</label>
+                    <textarea id="description" name="description" rows="4" class="form-textarea"></textarea>
+                </div>
+                <div class="form-actions">
+                    <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
+                    <button type="submit" class="action-button">Créer</button>
+                </div>
+            </form>
+        </div>
+    </div>
 
-  <!-- Modal d'édition de dossier -->
-  <div id="editFolderModal" class="modal">
-      <div class="modal-content">
-          <h2>Modifier le dossier</h2>
-          <form method="post" action="arbre.php">
-              <input type="hidden" name="action" value="edit_folder">
-              <input type="hidden" name="path" id="editPath">
-              <div class="form-group">
-                  <label for="edit_name">Nom du dossier :</label>
-                  <input type="text" id="edit_name" name="new_name" required>
-              </div>
-              <div class="form-group">
-                  <label for="edit_description">Description :</label>
-                  <textarea id="edit_description" name="description" rows="4" class="form-textarea"></textarea>
-              </div>
-              <div class="form-actions">
-                  <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
-                  <button type="submit" class="action-button">Enregistrer</button>
-              </div>
-          </form>
-      </div>
-  </div>
+    <!-- Modal d'édition de dossier -->
+    <div id="editFolderModal" class="modal">
+        <div class="modal-content">
+            <h2>Modifier le dossier</h2>
+            <form method="post" action="arbre.php">
+                <input type="hidden" name="action" value="edit_folder">
+                <input type="hidden" name="path" id="editPath">
+                <div class="form-group">
+                    <label for="edit_name">Nom du dossier :</label>
+                    <input type="text" id="edit_name" name="new_name" required>
+                </div>
+                <div class="form-group">
+                    <label for="edit_description">Description :</label>
+                    <textarea id="edit_description" name="description" rows="4" class="form-textarea"></textarea>
+                </div>
+                <div class="form-actions">
+                    <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
+                    <button type="submit" class="action-button">Enregistrer</button>
+                </div>
+            </form>
+        </div>
+    </div>
 
-  <!-- Modal de confirmation de suppression -->
-  <div id="deleteFolderModal" class="modal">
-      <div class="modal-content">
-          <h2>Confirmer la suppression</h2>
-          <p>Êtes-vous sûr de vouloir supprimer ce dossier et tout son contenu ?</p>
-          <form method="post" action="arbre.php">
-              <input type="hidden" name="action" value="delete_folder">
-              <input type="hidden" name="path" id="deletePath">
-              <div class="form-actions">
-                  <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
-                  <button type="submit" class="action-button action-button-danger">Supprimer</button>
-              </div>
-          </form>
-      </div>
-  </div>
+    <!-- Modal de confirmation de suppression -->
+    <div id="deleteFolderModal" class="modal">
+        <div class="modal-content">
+            <h2>Confirmer la suppression</h2>
+            <p>Êtes-vous sûr de vouloir supprimer ce dossier et tout son contenu ?</p>
+            <form method="post" action="arbre.php">
+                <input type="hidden" name="action" value="delete_folder">
+                <input type="hidden" name="path" id="deletePath">
+                <div class="form-actions">
+                    <button type="button" onclick="closeModal()" class="action-button action-button-secondary">Annuler</button>
+                    <button type="submit" class="action-button action-button-danger">Supprimer</button>
+                </div>
+            </form>
+        </div>
+    </div>
 
-  <script>
-  function createSubfolder(path) {
-      document.getElementById('parentPath').value = path;
-      document.getElementById('createFolderModal').style.display = 'block';
-  }
+    <script>
+    function createSubfolder(path) {
+        document.getElementById('parentPath').value = path;
+        document.getElementById('createFolderModal').style.display = 'block';
+    }
 
-  function editFolder(path, title, description) {
-      document.getElementById('editPath').value = path;
-      document.getElementById('edit_name').value = title;
-      document.getElementById('edit_description').value = description;
-      document.getElementById('editFolderModal').style.display = 'block';
-  }
+    function editFolder(path, title, description) {
+        document.getElementById('editPath').value = path;
+        document.getElementById('edit_name').value = title;
+        document.getElementById('edit_description').value = description;
+        document.getElementById('editFolderModal').style.display = 'block';
+    }
 
-  function deleteFolder(path) {
-      document.getElementById('deletePath').value = path;
-      document.getElementById('deleteFolderModal').style.display = 'block';
-  }
+    function deleteFolder(path) {
+        document.getElementById('deletePath').value = path;
+        document.getElementById('deleteFolderModal').style.display = 'block';
+    }
 
-  function closeModal() {
-      document.getElementById('createFolderModal').style.display = 'none';
-      document.getElementById('editFolderModal').style.display = 'none';
-      document.getElementById('deleteFolderModal').style.display = 'none';
-  }
+    function closeModal() {
+        document.getElementById('createFolderModal').style.display = 'none';
+        document.getElementById('editFolderModal').style.display = 'none';
+        document.getElementById('deleteFolderModal').style.display = 'none';
+    }
 
-  window.onclick = function(event) {
-      if (event.target.classList.contains('modal')) {
-          closeModal();
-      }
-  }
-  </script>
+    window.onclick = function(event) {
+        if (event.target.classList.contains('modal')) {
+            closeModal();
+        }
+    }
+    </script>
 </body>
 </html>
\ No newline at end of file
diff --git a/styles-admin.css b/styles-admin.css
index ad4386a..4d2a151 100644
--- a/styles-admin.css
+++ b/styles-admin.css
@@ -278,6 +278,7 @@ body {
 }
 
 .tree-item-content {
+    position: relative;
     display: flex;
     align-items: center;
     justify-content: space-between;
@@ -298,6 +299,24 @@ body {
     gap: 0.5rem;
 }
 
+/* Style spécifique pour le dossier racine */
+.root-folder > .tree-item-content {
+    background: rgba(33, 150, 243, 0.2);
+    border-left: 4px solid #2196f3;
+    margin-bottom: 1rem;
+    padding: 1rem;
+}
+
+.root-folder > .tree-item-content .folder-icon {
+    font-size: 1.4rem;
+}
+
+.root-folder > .tree-item-content .tree-link {
+    font-size: 1.2rem;
+    font-weight: 500;
+    color: #ffffff;
+}
+
 .folder-icon {
     font-size: 1.2rem;
 }