diff --git a/templates/web/common/index_bootstrap.html.twig b/templates/web/common/index_bootstrap.html.twig
index 9b9f27a228..6249ef8e66 100644
--- a/templates/web/common/index_bootstrap.html.twig
+++ b/templates/web/common/index_bootstrap.html.twig
@@ -32,7 +32,7 @@
             <script type="text/javascript" src="/assets/vendors/jquery-ui/jquery-ui.js"></script>
         {% endblock %}
     </head>
-    <body class="PNB">
+    <body class="PNB {{ cssfile  }}">
         <div id="mainContainer" class="PNB">
             {% include 'common/menubar.html.twig' %}
             <div class="PNB" id="mainContent" style="overflow: auto">
