[libadwaita/wip/exalm/infobar] stylesheet: Fix infobar spacing

[Alexander Mikhaylenko <alexm src gnome org>]

commit c3935f0e4a22f1d6a98030711e439688eb8d04af
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Mon Aug 1 17:45:38 2022 +0400

    stylesheet: Fix infobar spacing
    
    Use 6px everywhere instead of 8px, 12px and 0px.
    
    Fixes https://gitlab.gnome.org/GNOME/libadwaita/-/issues/382

 src/stylesheet/widgets/_toolbars.scss | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
---
diff --git a/src/stylesheet/widgets/_toolbars.scss b/src/stylesheet/widgets/_toolbars.scss
index ce308bc8..b14ea43c 100644
--- a/src/stylesheet/widgets/_toolbars.scss
+++ b/src/stylesheet/widgets/_toolbars.scss
@@ -204,9 +204,14 @@ actionbar > revealer > box {
 
 infobar {
   > revealer > box {
-    padding: 8px 8px 9px 8px;
-    border-spacing: 12px;
-    box-shadow: inset 0 -1px if($contrast == 'high', $border_color, $shade_color),
+    padding: 6px;
+    padding-bottom: 7px;
+    border-spacing: 6px;
+    box-shadow: inset 0 -1px if($contrast == 'high', $border_color, $shade_color);
+
+    > box {
+      border-spacing: 6px;
+    }
   }
 
   &.action:hover > revealer > box {