diff --git a/note_kfet/static/css/custom.css b/note_kfet/static/css/custom.css
index 90ccf818..cf0b92ba 100644
--- a/note_kfet/static/css/custom.css
+++ b/note_kfet/static/css/custom.css
@@ -65,7 +65,9 @@ mark {
 
 /* Last BDE colors */
 .bg-primary {
-    background-color: rgb(18, 67, 4) !important;
+/*    background-color: rgb(18, 67, 4) !important; */
+/* MODE VIEUXCON=ON */
+    background-color: rgb(166, 0, 2) !important; 
 }
 
 html {