[caribou] style.css: Fix failure to start in GNOME Flashback

[Jeremy Bicha <jbicha src gnome org>]

commit 13df8b92ae89c796238e669ee6ef4447a42d6355
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Fri Dec 1 12:11:35 2017 -0500

    style.css: Fix failure to start in GNOME Flashback
    
    The order for 'font' properties matters
    https://developer.gnome.org/gtk3/stable/chap-css-properties.html
    
    https://bugzilla.gnome.org/show_bug.cgi?id=791001

 data/antler/style.css |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/antler/style.css b/data/antler/style.css
index 5ab6f71..4d84904 100644
--- a/data/antler/style.css
+++ b/data/antler/style.css
@@ -13,7 +13,7 @@
   border-width: 0px;
   border-radius: 2px;
   border-image: url("dark-key-border.svg") 2 2 2 2 repeat stretch;
-  font: Sans 14px;
+  font: 14px Sans;
   background-image: -gtk-gradient (linear,
                                     left top,
                                     left bottom,