diff --git a/common/gtk-3.0/3.14/_common.scss b/common/gtk-3.0/3.14/_common.scss
index d456915..8884b4d 100644
--- a/common/gtk-3.0/3.14/_common.scss
+++ b/common/gtk-3.0/3.14/_common.scss
@@ -2586,10 +2586,7 @@ GtkVolumeButton.button { padding: 8px; }
       border-radius: 2px;
       box-shadow: 0 1px 3px 1px $_wm_border;
     }
-    &.message-dialog {
-      border-radius: 3px;
-      box-shadow: 0 1px 6px $_wm_border;
-    }
+    &.message-dialog { border-radius: 3px; }
   }
 }
 
diff --git a/common/gtk-3.0/3.14/gtk-contained-dark.css b/common/gtk-3.0/3.14/gtk-contained-dark.css
index c9da632..3039425 100644
--- a/common/gtk-3.0/3.14/gtk-contained-dark.css
+++ b/common/gtk-3.0/3.14/gtk-contained-dark.css
@@ -2122,8 +2122,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.55); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.14/gtk-contained-darker.css b/common/gtk-3.0/3.14/gtk-contained-darker.css
index 5cf6a67..5115891 100644
--- a/common/gtk-3.0/3.14/gtk-contained-darker.css
+++ b/common/gtk-3.0/3.14/gtk-contained-darker.css
@@ -2123,8 +2123,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid-dark.css b/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
index 774f463..f69ff71 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid-dark.css
@@ -2122,8 +2122,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.55); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid-darker.css b/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
index 8863714..720fdc9 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid-darker.css
@@ -2123,8 +2123,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.14/gtk-contained-solid.css b/common/gtk-3.0/3.14/gtk-contained-solid.css
index ae21594..1855790 100644
--- a/common/gtk-3.0/3.14/gtk-contained-solid.css
+++ b/common/gtk-3.0/3.14/gtk-contained-solid.css
@@ -2122,8 +2122,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.14/gtk-contained.css b/common/gtk-3.0/3.14/gtk-contained.css
index b2467ce..f6f22cc 100644
--- a/common/gtk-3.0/3.14/gtk-contained.css
+++ b/common/gtk-3.0/3.14/gtk-contained.css
@@ -2122,8 +2122,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
 
 .header-bar .button.titlebutton, .titlebar .button.titlebutton,
 .header-bar.selection-mode .button.titlebutton, .titlebar.selection-mode .button.titlebutton {
diff --git a/common/gtk-3.0/3.16/_common.scss b/common/gtk-3.0/3.16/_common.scss
index 44804b8..e141044 100644
--- a/common/gtk-3.0/3.16/_common.scss
+++ b/common/gtk-3.0/3.16/_common.scss
@@ -2722,10 +2722,7 @@ GtkVolumeButton.button { padding: 8px; }
       border-radius: 2px;
       box-shadow: 0 1px 3px 1px $_wm_border;
     }
-    &.message-dialog {
-      border-radius: 3px;
-      box-shadow: 0 1px 6px $_wm_border;
-    }
+    &.message-dialog { border-radius: 3px; }
   }
   &.solid-csd {
     border-radius: 0;
diff --git a/common/gtk-3.0/3.16/gtk-contained-dark.css b/common/gtk-3.0/3.16/gtk-contained-dark.css
index bd14af4..efb5270 100644
--- a/common/gtk-3.0/3.16/gtk-contained-dark.css
+++ b/common/gtk-3.0/3.16/gtk-contained-dark.css
@@ -2200,8 +2200,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.55); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;
diff --git a/common/gtk-3.0/3.16/gtk-contained-darker.css b/common/gtk-3.0/3.16/gtk-contained-darker.css
index 81aabc0..4ab4251 100644
--- a/common/gtk-3.0/3.16/gtk-contained-darker.css
+++ b/common/gtk-3.0/3.16/gtk-contained-darker.css
@@ -2201,8 +2201,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid-dark.css b/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
index 0886c47..6c407c2 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid-dark.css
@@ -2200,8 +2200,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.55); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid-darker.css b/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
index 179a910..3bbbd71 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid-darker.css
@@ -2201,8 +2201,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;
diff --git a/common/gtk-3.0/3.16/gtk-contained-solid.css b/common/gtk-3.0/3.16/gtk-contained-solid.css
index 038e298..23291be 100644
--- a/common/gtk-3.0/3.16/gtk-contained-solid.css
+++ b/common/gtk-3.0/3.16/gtk-contained-solid.css
@@ -2200,8 +2200,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;
diff --git a/common/gtk-3.0/3.16/gtk-contained.css b/common/gtk-3.0/3.16/gtk-contained.css
index f845945..c16f68d 100644
--- a/common/gtk-3.0/3.16/gtk-contained.css
+++ b/common/gtk-3.0/3.16/gtk-contained.css
@@ -2200,8 +2200,7 @@ GtkVolumeButton.button {
     border-radius: 2px;
     box-shadow: 0 1px 3px 1px rgba(0, 0, 0, 0.1); }
   .window-frame.csd.message-dialog {
-    border-radius: 3px;
-    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }
+    border-radius: 3px; }
   .window-frame.solid-csd {
     border-radius: 0;
     margin: 1px;