diff --git a/src/sdgui.c b/src/sdgui.c
index b270044..caae311 100644
--- a/src/sdgui.c
+++ b/src/sdgui.c
@@ -264,11 +264,11 @@ main (int argc, char *argv[])
 			"background: @theme_unfocused_base_color; "
 			"color: @theme_fg_color; /* should be more faded than 'text' */ }"
 		"stardict-view.even {"
-			"background: mix(@theme_base_color, @theme_text_color, 0.02); "
+			"background: mix(@theme_base_color, @theme_text_color, 0.03); "
 			"color: @theme_text_color; }"
 		"stardict-view.even:backdrop {"
 			"background: mix(@theme_unfocused_base_color, "
-				"@theme_fg_color, 0.02); "
+				"@theme_fg_color, 0.03); "
 			"color: @theme_fg_color; /* should be more faded than 'text' */ }";
 
 	GdkScreen *screen = gdk_screen_get_default ();