[gnome-builder/wip/chergert/perspective] style: add hover for dark theme

[Christian Hergert <chergert src gnome org>]

commit 861bf9b7ab2cd6645e5676e5e85cfb1f51cddc4a
Author: Christian Hergert <christian hergert me>
Date:   Wed Dec 9 20:28:23 2015 -0800

    style: add hover for dark theme

 data/theme/Adwaita-dark.css |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/data/theme/Adwaita-dark.css b/data/theme/Adwaita-dark.css
index 45e6e6e..5cd4d2e 100644
--- a/data/theme/Adwaita-dark.css
+++ b/data/theme/Adwaita-dark.css
@@ -135,6 +135,14 @@ layoutstack.focused layouttab {
   box-shadow: 0px 5px 5px -10px #101010 inset;
 }
 
+layoutstack:not(.focused) layouttab:hover {
+  background-color: transparent;
+  border-bottom: 3px solid #888a85;
+  border-left: 1px solid #282b2b;
+  border-right: 1px solid #282b2b;
+  box-shadow: 0px 5px 5px -10px #101010 inset;
+}
+
 layouttab button {
   background-image: none;
   background-color: transparent;