[gtk-doc] Tone down the blackness of h4 headings

[William Jon McCann <mccann src gnome org>]

commit 273a154123d6955001b41e748c2db947e6ccae3f
Author: William Jon McCann <william jon mccann gmail com>
Date:   Tue Feb 11 09:31:44 2014 -0500

    Tone down the blackness of h4 headings
    
    These are used for "Parameters", "Returns", etc.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=724099

 style/style.css |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/style/style.css b/style/style.css
index d79063e..ed51dfa 100644
--- a/style/style.css
+++ b/style/style.css
@@ -198,6 +198,11 @@ div.table table th
   background-color: #d3d7cf;
 }
 
+h4
+{
+  color: #555753;
+}
+
 hr
 {
   /* tango:aluminium 1 */