Box-shadow使用Chrome在jQueryUI对话框中使用Google Map留下痕迹

I am trying to create a jQueryUI dialog box with a Google map inside. I have used box-shadow around dialog boxes in many other places in my company's application without any issue. Now, with the Google map inside of a dialog box, the box shadow leaves a trail. The issue only presents itself in Chrome, and the trail will clear when I switch to a different tab and back again.I am trying to create a jQueryUI dialog box wit