diff --git a/public/themes/default/styles/main.css b/public/themes/default/styles/main.css
index 631f4ae8..1c167802 100644
--- a/public/themes/default/styles/main.css
+++ b/public/themes/default/styles/main.css
@@ -178,5 +178,10 @@ h3 {
 }
 
 .ui-corner-all {
-	border-bottom-right-radius: none;
+	border-bottom-right-radius:0;
+	border-bottom-left-radius:0;
+	border-top-right-radius:0;
+	border-top-left-radius:0;
 }
+
+