diff --git a/themes/default/theme.css b/themes/default/theme.css
index 01ce08469..448ae1cdd 100644
--- a/themes/default/theme.css
+++ b/themes/default/theme.css
@@ -389,7 +389,7 @@ TD.calDayHead {
 }
 
 .switchBoxTitle {
-  border-bottom:1px solid #000;
+  border-bottom:1px solid #ccc;
   padding-bottom:5px;
   margin-bottom:5px;
 }