diff --git a/Identity/Webenv/Css/Docbook/headings.css b/Identity/Webenv/Css/Docbook/headings.css
index 1345f98..2654bdb 100755
--- a/Identity/Webenv/Css/Docbook/headings.css
+++ b/Identity/Webenv/Css/Docbook/headings.css
@@ -62,7 +62,7 @@ div.preface > div.titlepage h2.title {
 div.appendix > div.titlepage h2.title,
 div.chapter > div.titlepage h2.title {
     margin-top: 1em;
-    font-size: 1.7em;
+    font-size: 2em;
     }
 
 div.sect1 > div.titlepage h2.title,