diff --git a/customize.dist/src/less/alertify.less b/customize.dist/src/less/alertify.less
index 19021a564..6bd2a9cc7 100644
--- a/customize.dist/src/less/alertify.less
+++ b/customize.dist/src/less/alertify.less
@@ -136,6 +136,18 @@
                 border: 1px solid @alertify-base;
                 border-radius: 5px;
 
+                &.safe, &.danger {
+                    color: @old-base;
+                }
+                &.danger {
+                    background-color: @cp-red;
+                }
+
+                &.safe {
+                    background-color: @cp-green;
+                }
+
+
                 &:hover, &:active {
                     background-color: @alertify-btn-bg-hover;
                 }