--- a/model/extra-dm.css	Wed May 23 22:29:00 2012 +0100
+++ b/model/extra-dm.css	Wed May 23 22:51:50 2012 +0100
@@ -432,3 +432,4 @@
 
 .provType::before {
 }
+

--- a/model/prov-dm.html	Wed May 23 22:29:00 2012 +0100
+++ b/model/prov-dm.html	Wed May 23 22:51:50 2012 +0100
@@ -12,7 +12,32 @@
 <!-- PM -->
     <style type="text/css">
       .note { font-size:small; margin-left:50px }
-     </style>
+
+table.thinborder {
+	border-width: 1px;
+	border-spacing: 0px;
+	border-style: none;
+	border-color: gray;
+	border-collapse: collapse;
+	background-color: white;
+}
+table.thinborder th {
+	border-width: 1px;
+	padding: 0px;
+	border-style: solid;
+	border-color: gray;
+	background-color: white;
+	-moz-border-radius: ;
+}
+table.thinborder td {
+	border-width: 1px;
+	padding: 0px;
+	border-style: solid;
+	border-color: gray;
+	background-color: white;
+	-moz-border-radius: ;
+}
+</style>
 
     <script src="http://dev.w3.org/2009/dap/ReSpec.js/js/respec.js" class="remove"></script> 
     <script src="http://www.w3.org/2007/OWL/toggles.js" class="remove"></script> 
@@ -433,8 +458,9 @@
 
 
 
+
 <div style="text-align: left;">
-<table border="1" style="margin-left: auto; margin-right: auto;">
+<table class="thinborder" style="margin-left: auto; margin-right: auto;">
 <caption id="overview-types-and-relations">Table 2: Mapping of PROV core concepts to  types and relations</caption>
 <tr><td><a><b>PROV Concepts</b></a></td><td><b>PROV-DM types or relations</b></td><td><b>Name</b></td><td><b>Overview</b></td></tr>
 <tr>