diff --git a/src/ui/css/diff2html.css b/src/ui/css/diff2html.css
index 5671c9f..8d68682 100644
--- a/src/ui/css/diff2html.css
+++ b/src/ui/css/diff2html.css
@@ -103,7 +103,8 @@
   overflow-y: hidden;
 }
 
-.d2h-files-diff.d2h-d-none, .d2h-file-diff.d2h-d-none {
+.d2h-files-diff.d2h-d-none,
+.d2h-file-diff.d2h-d-none {
   display: none;
 }