diff --git a/src/nineschool-1.0/public/images/logo.png b/src/nineschool-1.0/public/images/logo.png
index db76093..7d69e85 100644
Binary files a/src/nineschool-1.0/public/images/logo.png and b/src/nineschool-1.0/public/images/logo.png differ
diff --git a/src/nineschool-1.0/src/Controller/ActivityController.php b/src/nineschool-1.0/src/Controller/ActivityController.php
index bdc793d..1468c8c 100755
--- a/src/nineschool-1.0/src/Controller/ActivityController.php
+++ b/src/nineschool-1.0/src/Controller/ActivityController.php
@@ -40,7 +40,7 @@ class ActivityController extends AbstractController
             return $this->render($this->render.'list.html.twig',[
                 $this->data."s" => $datas,
                 "useheader"     => true,
-                "usesidebar"    => ($this->getUser()->hasRole("ROLE_ADMIN")),
+                "usesidebar"    => false,
             ]);
         }
         // View user
@@ -94,7 +94,7 @@ class ActivityController extends AbstractController
             return $this->render('Answer/list.html.twig',[
                 $this->data."s" => $datas,
                 "useheader"     => true,
-                "usesidebar"    => ($this->getUser()->hasRole("ROLE_ADMIN")),
+                "usesidebar"    => false,
             ]);
         }
     }
@@ -129,7 +129,7 @@ class ActivityController extends AbstractController
         // Affichage du formulaire
         return $this->render($this->render.'edit.html.twig', [
             'useheader'         => true,
-            'usesidebar'        => ($this->getUser()->hasRole("ROLE_ADMIN")),                 
+            'usesidebar'        => false,                 
             $this->data         => $data,
             'mode'              => 'submit',
             'form'              => $form->createView()
@@ -240,7 +240,7 @@ class ActivityController extends AbstractController
         // Affichage du formulaire
         return $this->render($this->render.'edit.html.twig', [
             'useheader'         => true,
-            'usesidebar'        => ($this->getUser()->hasRole("ROLE_ADMIN")),                 
+            'usesidebar'        => false,                 
             $this->data         => $data,
             'mode'              => 'update',
             'form'              => $form->createView()
diff --git a/src/nineschool-1.0/src/Migrations/.gitignore b/src/nineschool-1.0/src/Migrations/.gitignore
index 66ca35b..cde8069 100644
--- a/src/nineschool-1.0/src/Migrations/.gitignore
+++ b/src/nineschool-1.0/src/Migrations/.gitignore
@@ -1 +1 @@
-*.php
\ No newline at end of file
+*.php
diff --git a/src/nineschool-1.0/templates/Include/sidebar.html.twig b/src/nineschool-1.0/templates/Include/sidebar.html.twig
index 0c3bc4a..ff076fb 100644
--- a/src/nineschool-1.0/templates/Include/sidebar.html.twig
+++ b/src/nineschool-1.0/templates/Include/sidebar.html.twig
@@ -1,14 +1,5 @@
 <div id="sidebar" class="collapse">
     <ul class="nav">
-        {% if is_granted('ROLE_ADMIN') or is_granted('ROLE_MASTER') or is_granted('ROLE_STUDENT')%}
-        <br>
-        <li class="last">
-            <a href="{{path("app_activity")}}">
-            <i class="fa fa-clipboard-list"></i>Activités
-            </a>
-        </li>
-        {% endif %}
-
         {% if is_granted('ROLE_ADMIN') %}
         <br>
         <li class="title">Administration</li>