diff --git a/layouts/partials/sidebar.html b/layouts/partials/sidebar.html
index 483f7f8..90d26fe 100644
--- a/layouts/partials/sidebar.html
+++ b/layouts/partials/sidebar.html
@@ -1,6 +1,6 @@
 {{ $millironx := resources.Get "graphics/millironx.svg" }}
 {{ $currentPage := . }}
-<aside class="col-12 col-md-3 p-0 bg-dark flex-shrink-1">
+<aside>
   <nav>
     {{ range .Site.Menus.main }}
       <a