diff --git a/button.scss b/button.scss
index decade7..14a4022 100644
--- a/button.scss
+++ b/button.scss
@@ -95,3 +95,19 @@ button.simple {
         background: $button-background;
     }
 }
+
+button.save, .button.save {
+
+}
+
+button.cancel, .button.cancel {
+
+}
+
+button.delete, .button.delete {
+
+}
+
+button.ok, .button.ok {
+
+}
\ No newline at end of file