diff --git a/src/ui/css/diff2html.css b/src/ui/css/diff2html.css
index 36a6f50..7e6ea8b 100644
--- a/src/ui/css/diff2html.css
+++ b/src/ui/css/diff2html.css
@@ -6,7 +6,7 @@
  */
 
 .d2h-d-none {
-  display: none;
+  display: none !important;
 }
 
 .d2h-wrapper {