Enhace CSS for RTFM theme.

diff --git a/media/css/rtfm.css b/media/css/rtfm.css
index 1d54da4..49de1e8 100644
--- a/media/css/rtfm.css
+++ b/media/css/rtfm.css
@@ -96,6 +96,7 @@ h1 {

 #body {
   padding: 0;
+  background: url(/media/img/bg1.png);
 }

 #header {
diff --git a/media/img/bg1.png b/media/img/bg1.png
new file mode 100644
index 0000000..4b11c72
Binary files /dev/null and b/media/img/bg1.png differ