[gtk+] Adwaita: notebook tab sizing fix

[Lapo Calamandrei <lapo src gnome org>]

commit 4fd5ad2f07645363ecf80a0036b5b76c98d13ff8
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Fri Feb 26 19:01:19 2016 +0100

    Adwaita: notebook tab sizing fix

 gtk/theme/Adwaita/_common.scss           |    3 +++
 gtk/theme/Adwaita/gtk-contained-dark.css |    4 ++++
 gtk/theme/Adwaita/gtk-contained.css      |    4 ++++
 3 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 162508c..5691a48 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -1988,6 +1988,9 @@ notebook {
         }
       }
     }
+
+    &.top tab { padding-bottom: 4px; }
+    &.bottom tab { padding-top: 4px; }
   }
 
   > stack:not(:only-child) { // the :not(:only-child) is for "hidden" notebooks
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 8df37ad..5282bb2 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -2206,6 +2206,10 @@ notebook > header {
       margin-bottom: 4px; }
       notebook > header.left tabs tab.reorderable-page, notebook > header.right tabs tab.reorderable-page {
         border-style: solid none; }
+  notebook > header.top tab {
+    padding-bottom: 4px; }
+  notebook > header.bottom tab {
+    padding-top: 4px; }
 notebook > stack:not(:only-child) {
   background-color: #292929; }
   notebook > stack:not(:only-child):backdrop {
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 887248c..d8de88c 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -2216,6 +2216,10 @@ notebook > header {
       margin-bottom: 4px; }
       notebook > header.left tabs tab.reorderable-page, notebook > header.right tabs tab.reorderable-page {
         border-style: solid none; }
+  notebook > header.top tab {
+    padding-bottom: 4px; }
+  notebook > header.bottom tab {
+    padding-top: 4px; }
 notebook > stack:not(:only-child) {
   background-color: #ffffff; }
   notebook > stack:not(:only-child):backdrop {