Index: doc/nx.css
===================================================================
diff -u -r61bbf1805091c68da1ef7db9c16710a0398c951b -r6f2b5aabb36c05dd3609e8035aa7be5dd6f3f5b5
--- doc/nx.css	(.../nx.css)	(revision 61bbf1805091c68da1ef7db9c16710a0398c951b)
+++ doc/nx.css	(.../nx.css)	(revision 6f2b5aabb36c05dd3609e8035aa7be5dd6f3f5b5)
@@ -1,3 +1,5 @@
+@media print {
+
 body            {font-size: 10pt; text-align: justify;}
 #header         {text-align: left;}
 .nx             {font-size: 90%; color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
@@ -15,16 +17,31 @@
 div.toclevel3   {display: block;}
 div.toclevel4   {display: block;}
 
+div.tableblock table {
+    page-break-inside: avoid;
+}
+
+div.listingblock pre {
+    page-break-inside: avoid;
+}
+
+}
+
 @page {
-    @top { 
+    size: A4;
+     /* DIV 15 for A4 paper */
+    margin: 19.80mm 14mm;
+
+    /* Not supported by Chrome, kept for later reference */
+    @top-center { 
 	color: #717ab3;font-style: italic;
 	font-size: 80%;
 	content: string(chapter-title) 
     }
-    @bottom {
+    @bottom-center {
 	font-size: 80%;
 	color: #717ab3;
         content: "-  " counter(page) "  -"
     }
 }
-h2 { string-set: chapter-title content() }
\ No newline at end of file
+h2 { string-set: chapter-title content() }