diff --git a/gtk-3.0/gtk-widgets.css b/gtk-3.0/gtk-widgets.css
index 27c62c9..1d113ad 100644
--- a/gtk-3.0/gtk-widgets.css
+++ b/gtk-3.0/gtk-widgets.css
@@ -208,6 +208,11 @@ GtkAssistant .sidebar {
     color: shade(@theme_fg_color, 0.7);
 }
 
+.button:focus {
+    border-color: shade(@theme_bg_color, 0.7);
+    color: shade(@theme_fg_color, 0.7);
+}
+
 .button:insensitive {
     border-color: shade(@theme_bg_color, 0.9);
     background-image: none;
@@ -222,17 +227,25 @@ GtkAssistant .sidebar {
 
 /* default button */
 .button.default {
-    border-color: alpha(@theme_selected_bg_color, 0.5);
+    border-color: shade(@theme_selected_bg_color, 0.8);
+    background-color: shade(@theme_selected_bg_color, 1.08);
+    color: @theme_selected_fg_color;
 }
 
 .button.default:hover {
-    border-color: alpha(@theme_selected_bg_color, 0.7);
+    border-color: shade(@theme_selected_bg_color, 0.7);
+    background-color: @theme_selected_bg_color;
 }
 
 .button.default:active {
+    border-color: shade(@theme_selected_bg_color, 0.8);
+    background-color: shade(@theme_selected_bg_color, 0.95);
+    color: @theme_selected_fg_color;
 }
 
 .button.default:active:hover {
+    border-color: shade(@theme_selected_bg_color, 0.7);
+    background-color: shade(@theme_selected_bg_color, 0.97);
 }
 
 /* middle button */