diff --git a/css/sub.css b/css/sub.css
index d002b82..7d917bd 100644
--- a/css/sub.css
+++ b/css/sub.css
@@ -29,7 +29,8 @@
 }
 
 table tr td {
-padding: 0 4px;
+padding: 0 2px;
+margin: 3px;
 border-left: 3px dotted green;
 border-right: 3px dotted green;
 background-color: pink;