diff --git a/templates/header.tmpl b/templates/header.tmpl
--- a/templates/header.tmpl
+++ b/templates/header.tmpl
@@ -8,7 +8,8 @@ Content-type: text/html
 a { text-decoration:none; }
 .parity0 { background-color: #dddddd; }
 .parity1 { background-color: #eeeeee; }
-.lineno { width: 60px; color: #aaaaaa; font-size: smaller; }
+.lineno { width: 60px; color: #aaaaaa; font-size: smaller; 
+          text-align: right; padding-right:1em; }
 .plusline { color: green; }
 .minusline { color: red; }
 .atline { color: purple; }