diff --git a/demos/tooltip/custom-style.html b/demos/tooltip/custom-style.html
index 4bee053e85..2ddaac4399 100644
--- a/demos/tooltip/custom-style.html
+++ b/demos/tooltip/custom-style.html
@@ -66,10 +66,8 @@
 		height: 25px;
 		box-shadow: 6px 5px 9px -9px black;
 		-webkit-transform: rotate(45deg);
-		-moz-transform: rotate(45deg);
 		-ms-transform: rotate(45deg);
-		-o-transform: rotate(45deg);
-		tranform: rotate(45deg);
+		transform: rotate(45deg);
 	}
 	.arrow.top:after {
 		bottom: -20px;