diff --git a/help/proto/style.css b/help/proto/style.css
index 314a2e377..90e671d28 100644
--- a/help/proto/style.css
+++ b/help/proto/style.css
@@ -1,4 +1,5 @@
 h3 { page-break-after: avoid; }
-h2, .last { padding-bottom: 1.3em; }
+h2 { text-indent: 0; text-align:center; padding-bottom: 1em; }
 p { margin: 10px 0 0 0; }
 p.opds { padding-top: 0.5em; text-align: center; text-indent: 0; page-break-before: avoid; }
+.last { padding-bottom: 1.3em; }