[gnome-bluetooth] lib: Fix the PIN font size for GTK+ 3.20

[Bastien Nocera <hadess src gnome org>]

commit e069b731d5d4ce08b67badfefa3e7165f769ed35
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Nov 29 18:14:56 2016 +0100

    lib: Fix the PIN font size for GTK+ 3.20

 lib/bluetooth-settings.css |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/lib/bluetooth-settings.css b/lib/bluetooth-settings.css
index d419e92..2950652 100644
--- a/lib/bluetooth-settings.css
+++ b/lib/bluetooth-settings.css
@@ -1,7 +1,7 @@
-GtkEntry.entry.pin-entry {
-       font: 50 regular;
+entry.pin-entry {
+       font: 50px regular;
 }
 
-GtkLabel.pin-label {
-       font: 50 regular;
+label.pin-label {
+       font: 50px regular;
 }