diff --git a/Docs/css/props.css b/Docs/css/props.css
index 30512ee84..250269095 100644
--- a/Docs/css/props.css
+++ b/Docs/css/props.css
@@ -63,3 +63,7 @@ body {
   color:#e0e0e0;
 }
 
+.radiobutton-container {
+  border: 3px groove white;
+  padding-left: 0.5em;
+}