diff --git a/components/sidebar/categories.php b/components/sidebar/categories.php
index a1fc97b..d885265 100644
--- a/components/sidebar/categories.php
+++ b/components/sidebar/categories.php
@@ -1,4 +1,4 @@
-<section class="card head-secondary d-block-sm d-none">
+<section class="card head-secondary d-flex-sm d-none">
   <h2 class="card-header"><i class="fa fa-folder" aria-hidden="true"></i> Catégories</h2>
   <div class="menu fg-dark">
     <ul>