diff --git a/cookbook/static/themes/tandoor_dark.min.css b/cookbook/static/themes/tandoor_dark.min.css
index 97c9cf6cf..c21d8703c 100644
--- a/cookbook/static/themes/tandoor_dark.min.css
+++ b/cookbook/static/themes/tandoor_dark.min.css
@@ -6155,7 +6155,7 @@ a.close.disabled {
     padding: .5rem .75rem;
     margin-bottom: 0;
     font-size: 1rem;
-    background-color: #f7f7f7;
+    background-color: #242424;
     border-bottom: 1px solid #ebebeb;
     border-top-left-radius: calc(.3rem - 1px);
     border-top-right-radius: calc(.3rem - 1px)