diff --git a/data/application.css b/data/application.css
index 8c34231..f806406 100644
--- a/data/application.css
+++ b/data/application.css
@@ -68,14 +68,6 @@ window,
     min-width: 65px;
 }
 
-.notification:dir(ltr) .buttonbox button + button {
-    margin-left: 6px;
-}
-
-.notification:dir(rtl) .buttonbox button + button {
-    margin-right: 6px;
-}
-
 .urgent image {
     animation: urgent 1.25s ease-in-out;
 }
diff --git a/src/Bubble.vala b/src/Bubble.vala
index 533a521..5e919a7 100644
--- a/src/Bubble.vala
+++ b/src/Bubble.vala
@@ -148,7 +148,7 @@ public class Notifications.Bubble : AbstractBubble {
             attach (body_label, 1, 1);
 
             if (notification.buttons.length > 0) {
-                var action_area = new Gtk.Box (Gtk.Orientation.HORIZONTAL, 0) {
+                var action_area = new Granite.Box (HORIZONTAL, HALF) {
                     halign = Gtk.Align.END,
                     homogeneous = true
                 };