[gnome-builder/wip/chergert/perspective] style: tweak backdrop for tabs

[Christian Hergert <chergert src gnome org>]

commit 01fe454959030193916a56846b7069c1275bede8
Author: Christian Hergert <chergert redhat com>
Date:   Wed Dec 9 21:53:15 2015 -0800

    style: tweak backdrop for tabs

 data/theme/Adwaita-dark.css |    5 ++++-
 data/theme/Adwaita.css      |    5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/data/theme/Adwaita-dark.css b/data/theme/Adwaita-dark.css
index 5cd4d2e..7bc04dc 100644
--- a/data/theme/Adwaita-dark.css
+++ b/data/theme/Adwaita-dark.css
@@ -174,7 +174,10 @@ layoutstack.focused layouttab separator {
   color: #484848;
 }
 
-layouttab:backdrop, layouttabbar:backdrop {
+layoutstack.focused layouttabbar layouttab:backdrop,
+layoutstack layouttabbar layouttab:backdrop,
+layoutstack layouttabbar layouttab:hover:backdrop,
+layouttabbar:backdrop {
   box-shadow: none;
 }
 
diff --git a/data/theme/Adwaita.css b/data/theme/Adwaita.css
index 704b5e2..3afa7ac 100644
--- a/data/theme/Adwaita.css
+++ b/data/theme/Adwaita.css
@@ -160,7 +160,10 @@ layoutstack.focused layouttab separator {
   color: #babdb6;
 }
 
-layouttab:backdrop, layouttabbar:backdrop {
+layoutstack.focused layouttabbar layouttab:backdrop,
+layoutstack layouttabbar layouttab:backdrop,
+layoutstack layouttabbar layouttab:hover:backdrop,
+layouttabbar:backdrop {
   box-shadow: none;
 }