[gtk+] css docs: Fix refentry and refname

[Matthias Clasen <matthiasc src gnome org>]

commit b3871a76c4aa889fec6a693d06c02db93bf72a15
Author: Arnaud Rebillout <elboulangero gmail com>
Date:   Sat Dec 16 21:37:21 2017 +0700

    css docs: Fix refentry and refname
    
    Signed-off-by: Arnaud Rebillout <elboulangero gmail com>
    
    https://bugzilla.gnome.org/show_bug.cgi?id=791710

 docs/reference/gtk/css-overview.xml   |    4 ++--
 docs/reference/gtk/css-properties.xml |    6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/docs/reference/gtk/css-overview.xml b/docs/reference/gtk/css-overview.xml
index dd6af27..8fb42df 100644
--- a/docs/reference/gtk/css-overview.xml
+++ b/docs/reference/gtk/css-overview.xml
@@ -4,13 +4,13 @@
 ]>
 <refentry id="chap-css-overview">
 <refmeta>
-<refentrytitle>GTK+ CSS</refentrytitle>
+<refentrytitle>GTK+ CSS Overview</refentrytitle>
 <manvolnum>3</manvolnum>
 <refmiscinfo>GTK Library</refmiscinfo>
 </refmeta>
 
 <refnamediv>
-<refname>GTK+ CSS</refname>
+<refname>GTK+ CSS Overview</refname>
 <refpurpose>
 Overview of CSS in GTK+
 </refpurpose>
diff --git a/docs/reference/gtk/css-properties.xml b/docs/reference/gtk/css-properties.xml
index 8008f2f..59a50cc 100644
--- a/docs/reference/gtk/css-properties.xml
+++ b/docs/reference/gtk/css-properties.xml
@@ -4,15 +4,15 @@
 ]>
 <refentry id="chap-css-properties">
 <refmeta>
-<refentrytitle>GTK+ CSS</refentrytitle>
+<refentrytitle>GTK+ CSS Properties</refentrytitle>
 <manvolnum>3</manvolnum>
 <refmiscinfo>GTK Library</refmiscinfo>
 </refmeta>
 
 <refnamediv>
-<refname>GTK+ CSS</refname>
+<refname>GTK+ CSS Properties</refname>
 <refpurpose>
-GTK+ CSS Properties
+CSS Properties in GTK+
 </refpurpose>
 </refnamediv>