diff --git a/src/overlay.js b/src/overlay.js
index bc903659..61f5fa88 100644
--- a/src/overlay.js
+++ b/src/overlay.js
@@ -283,11 +283,9 @@
                 style.left = position.x + "px";
                 style.top = position.y + "px";
                 if (this.width !== null) {
-                    style.width = size.x + "px";
                     innerStyle.width = size.x + "px";
                 }
                 if (this.height !== null) {
-                    style.height = size.y + "px";
                     innerStyle.height = size.y + "px";
                 }
                 var transformOriginProp = $.getCssPropertyWithVendorPrefix(