Fix xfce4-notifyd progressbars

gtk-3.0/_xfce.scss

@@ -81,6 +81,8 @@ wnck-pager {
         progress {
             background-image: none;
             background-color: $panel_fg_color;
+            border: none;
+            box-shadow: none;
         }
         trough {
             background-image: linear-gradient(to bottom,
@@ -89,6 +91,7 @@ wnck-pager {
                                               );
             border: 1px solid shade($panel_bg_color, 0.2);
             border-radius: 3px;
+            padding: 1px 0;
         }
     }
 }

gtk-3.0/gtk-contained.css

@@ -4368,11 +4368,14 @@ wnck-pager:hover {
     border-radius: 3px; }
     #XfceNotifyWindow progressbar progress {
       background-image: none;
-      background-color: #fcfcfc; }
+      background-color: #fcfcfc;
+      border: none;
+      box-shadow: none; }
     #XfceNotifyWindow progressbar trough {
       background-image: linear-gradient(to bottom, shade(#686868, 0.65), shade(#686868, 1.25));
       border: 1px solid shade(#686868, 0.2);
-      border-radius: 3px; }
+      border-radius: 3px;
+      padding: 1px 0; }
 
 .lightdm-gtk-greeter {
   /*********