diff --git a/gtk-3.0/gtk-dark.css b/gtk-3.0/gtk-dark.css
index 52488cb..654ae16 100755
--- a/gtk-3.0/gtk-dark.css
+++ b/gtk-3.0/gtk-dark.css
@@ -118,6 +118,21 @@ read if you used those and something break with a version upgrade you're on your
   .app-notification.frame:backdrop {
     background-image: none;
     transition: 200ms ease-out; }
+  .app-notification button, .app-notification button.flat,
+  .app-notification.frame button,
+  .app-notification.frame button.flat {
+    color: #fefefe;
+    border-color: rgba(0, 0, 0, 0.7);
+    background-color: rgba(20, 23, 26, 0.8);
+    background-clip: padding-box;
+    box-shadow: inset 0 1px rgba(255, 255, 255, 0.1);
+    text-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
+    outline-color: rgba(254, 254, 254, 0.3); }
+    .app-notification button:hover, .app-notification button.flat:hover,
+    .app-notification.frame button:hover,
+    .app-notification.frame button.flat:hover {
+      background: rgba(47, 54, 61, 0.8); }
   .app-notification border,
   .app-notification.frame border {
     border: none; }
@@ -482,8 +497,7 @@ button.osd {
     -gtk-icon-shadow: none;
     border: none; }
 
-.app-notification button,
-.app-notification.frame button, .csd popover.background.touch-selection button, .csd popover.background.magnifier button, popover.background.touch-selection button, popover.background.magnifier button,
+.csd popover.background.touch-selection button, .csd popover.background.magnifier button, popover.background.touch-selection button, popover.background.magnifier button,
 .osd
 button {
   color: #fefefe;
@@ -494,7 +508,7 @@ button {
   text-shadow: 0 1px black;
   -gtk-icon-shadow: 0 1px black;
   outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:hover, popover.background.touch-selection button:hover, popover.background.magnifier button:hover,
+  popover.background.touch-selection button:hover, popover.background.magnifier button:hover,
   .osd
   button:hover {
     color: white;
@@ -505,7 +519,7 @@ button {
     text-shadow: 0 1px black;
     -gtk-icon-shadow: 0 1px black;
     outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:active:backdrop, popover.background.touch-selection button:active:backdrop, popover.background.magnifier button:active:backdrop, .app-notification button:active, popover.background.touch-selection button:active, popover.background.magnifier button:active, .app-notification button:checked:backdrop, popover.background.touch-selection button:checked:backdrop, popover.background.magnifier button:checked:backdrop, .app-notification button:checked, popover.background.touch-selection button:checked, popover.background.magnifier button:checked,
+  popover.background.touch-selection button:active:backdrop, popover.background.magnifier button:active:backdrop, popover.background.touch-selection button:active, popover.background.magnifier button:active, popover.background.touch-selection button:checked:backdrop, popover.background.magnifier button:checked:backdrop, popover.background.touch-selection button:checked, popover.background.magnifier button:checked,
   .osd
   button:active:backdrop,
   .osd
@@ -522,7 +536,7 @@ button {
     text-shadow: none;
     -gtk-icon-shadow: none;
     outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:disabled:backdrop, popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier button:disabled:backdrop, .app-notification button:disabled, popover.background.touch-selection button:disabled, popover.background.magnifier button:disabled,
+  popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier button:disabled:backdrop, popover.background.touch-selection button:disabled, popover.background.magnifier button:disabled,
   .osd
   button:disabled:backdrop,
   .osd
@@ -534,7 +548,7 @@ button {
     box-shadow: none;
     text-shadow: none;
     -gtk-icon-shadow: none; }
-  .app-notification button:backdrop, popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop,
+  popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop,
   .osd
   button:backdrop {
     color: #fefefe;
@@ -544,7 +558,7 @@ button {
     box-shadow: none;
     text-shadow: none;
     -gtk-icon-shadow: none; }
-  .app-notification button.flat, popover.background.touch-selection button.flat, popover.background.magnifier button.flat,
+  popover.background.touch-selection button.flat, popover.background.magnifier button.flat,
   .osd
   button.flat {
     background-color: transparent;
@@ -556,7 +570,7 @@ button {
     box-shadow: none;
     text-shadow: 0 1px black;
     -gtk-icon-shadow: 0 1px black; }
-    .app-notification button.flat:hover, popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover,
+    popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover,
     .osd
     button.flat:hover {
       color: white;
@@ -567,7 +581,7 @@ button {
       text-shadow: 0 1px black;
       -gtk-icon-shadow: 0 1px black;
       outline-color: rgba(254, 254, 254, 0.3); }
-    .app-notification button.flat:disabled, popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled,
+    popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled,
     .osd
     button.flat:disabled {
       color: #898b8c;
@@ -580,7 +594,7 @@ button {
       background-image: none;
       border-color: transparent;
       box-shadow: none; }
-    .app-notification button.flat:backdrop, popover.background.touch-selection button.flat:backdrop, popover.background.magnifier button.flat:backdrop,
+    popover.background.touch-selection button.flat:backdrop, popover.background.magnifier button.flat:backdrop,
     .osd
     button.flat:backdrop {
       background-color: transparent;
@@ -589,7 +603,7 @@ button {
       box-shadow: inset 0 1px rgba(255, 255, 255, 0);
       text-shadow: none;
       -gtk-icon-shadow: none; }
-    .app-notification button.flat:active, popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, .app-notification button.flat:checked, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked,
+    popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked,
     .osd
     button.flat:active,
     .osd
diff --git a/gtk-3.0/gtk.css b/gtk-3.0/gtk.css
index fe9f531..d7b515b 100755
--- a/gtk-3.0/gtk.css
+++ b/gtk-3.0/gtk.css
@@ -118,6 +118,21 @@ read if you used those and something break with a version upgrade you're on your
   .app-notification.frame:backdrop {
     background-image: none;
     transition: 200ms ease-out; }
+  .app-notification button, .app-notification button.flat,
+  .app-notification.frame button,
+  .app-notification.frame button.flat {
+    color: #fefefe;
+    border-color: rgba(0, 0, 0, 0.7);
+    background-color: rgba(20, 23, 26, 0.8);
+    background-clip: padding-box;
+    box-shadow: inset 0 1px rgba(255, 255, 255, 0.1);
+    text-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
+    outline-color: rgba(254, 254, 254, 0.3); }
+    .app-notification button:hover, .app-notification button.flat:hover,
+    .app-notification.frame button:hover,
+    .app-notification.frame button.flat:hover {
+      background: rgba(47, 54, 61, 0.8); }
   .app-notification border,
   .app-notification.frame border {
     border: none; }
@@ -485,8 +500,7 @@ button.osd {
     -gtk-icon-shadow: none;
     border: none; }
 
-.app-notification button,
-.app-notification.frame button, .csd popover.background.touch-selection button, .csd popover.background.magnifier button, popover.background.touch-selection button, popover.background.magnifier button,
+.csd popover.background.touch-selection button, .csd popover.background.magnifier button, popover.background.touch-selection button, popover.background.magnifier button,
 .osd
 button {
   color: #fefefe;
@@ -497,7 +511,7 @@ button {
   text-shadow: 0 1px black;
   -gtk-icon-shadow: 0 1px black;
   outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:hover, popover.background.touch-selection button:hover, popover.background.magnifier button:hover,
+  popover.background.touch-selection button:hover, popover.background.magnifier button:hover,
   .osd
   button:hover {
     color: white;
@@ -508,7 +522,7 @@ button {
     text-shadow: 0 1px black;
     -gtk-icon-shadow: 0 1px black;
     outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:active:backdrop, popover.background.touch-selection button:active:backdrop, popover.background.magnifier button:active:backdrop, .app-notification button:active, popover.background.touch-selection button:active, popover.background.magnifier button:active, .app-notification button:checked:backdrop, popover.background.touch-selection button:checked:backdrop, popover.background.magnifier button:checked:backdrop, .app-notification button:checked, popover.background.touch-selection button:checked, popover.background.magnifier button:checked,
+  popover.background.touch-selection button:active:backdrop, popover.background.magnifier button:active:backdrop, popover.background.touch-selection button:active, popover.background.magnifier button:active, popover.background.touch-selection button:checked:backdrop, popover.background.magnifier button:checked:backdrop, popover.background.touch-selection button:checked, popover.background.magnifier button:checked,
   .osd
   button:active:backdrop,
   .osd
@@ -525,7 +539,7 @@ button {
     text-shadow: none;
     -gtk-icon-shadow: none;
     outline-color: rgba(254, 254, 254, 0.3); }
-  .app-notification button:disabled:backdrop, popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier button:disabled:backdrop, .app-notification button:disabled, popover.background.touch-selection button:disabled, popover.background.magnifier button:disabled,
+  popover.background.touch-selection button:disabled:backdrop, popover.background.magnifier button:disabled:backdrop, popover.background.touch-selection button:disabled, popover.background.magnifier button:disabled,
   .osd
   button:disabled:backdrop,
   .osd
@@ -537,7 +551,7 @@ button {
     box-shadow: none;
     text-shadow: none;
     -gtk-icon-shadow: none; }
-  .app-notification button:backdrop, popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop,
+  popover.background.touch-selection button:backdrop, popover.background.magnifier button:backdrop,
   .osd
   button:backdrop {
     color: #fefefe;
@@ -547,7 +561,7 @@ button {
     box-shadow: none;
     text-shadow: none;
     -gtk-icon-shadow: none; }
-  .app-notification button.flat, popover.background.touch-selection button.flat, popover.background.magnifier button.flat,
+  popover.background.touch-selection button.flat, popover.background.magnifier button.flat,
   .osd
   button.flat {
     background-color: transparent;
@@ -559,7 +573,7 @@ button {
     box-shadow: none;
     text-shadow: 0 1px black;
     -gtk-icon-shadow: 0 1px black; }
-    .app-notification button.flat:hover, popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover,
+    popover.background.touch-selection button.flat:hover, popover.background.magnifier button.flat:hover,
     .osd
     button.flat:hover {
       color: white;
@@ -570,7 +584,7 @@ button {
       text-shadow: 0 1px black;
       -gtk-icon-shadow: 0 1px black;
       outline-color: rgba(254, 254, 254, 0.3); }
-    .app-notification button.flat:disabled, popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled,
+    popover.background.touch-selection button.flat:disabled, popover.background.magnifier button.flat:disabled,
     .osd
     button.flat:disabled {
       color: #898b8c;
@@ -583,7 +597,7 @@ button {
       background-image: none;
       border-color: transparent;
       box-shadow: none; }
-    .app-notification button.flat:backdrop, popover.background.touch-selection button.flat:backdrop, popover.background.magnifier button.flat:backdrop,
+    popover.background.touch-selection button.flat:backdrop, popover.background.magnifier button.flat:backdrop,
     .osd
     button.flat:backdrop {
       background-color: transparent;
@@ -592,7 +606,7 @@ button {
       box-shadow: inset 0 1px rgba(255, 255, 255, 0);
       text-shadow: none;
       -gtk-icon-shadow: none; }
-    .app-notification button.flat:active, popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, .app-notification button.flat:checked, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked,
+    popover.background.touch-selection button.flat:active, popover.background.magnifier button.flat:active, popover.background.touch-selection button.flat:checked, popover.background.magnifier button.flat:checked,
     .osd
     button.flat:active,
     .osd
diff --git a/gtk-3.0/widgets/_app-notifications.scss b/gtk-3.0/widgets/_app-notifications.scss
index fa46542..0f0f56c 100644
--- a/gtk-3.0/widgets/_app-notifications.scss
+++ b/gtk-3.0/widgets/_app-notifications.scss
@@ -17,7 +17,12 @@
     transition: $backdrop_transition;
   }
 
-  button { @extend %osd_button; }
+  button, button.flat { 
+    @include button(osd);
+    &:hover {
+      background: lighten($osd_bg_color, 12%);
+    }
+  }
 
   border { border: none; }
 }