google.maps.StreetViewPanorama的街头小人图标在地图上标记后面

I am using external library MarkerWithLabel to create markers on map. Also marker icon used is font-awesome icons. I am also using google.maps.StreetViewPanorama to display street view of marker. But there is one issue, when I drag pegman icon and hover over marker the pegman icon is displayed behind marker but I want pegman icon to display above marker. I tried to set z-index of marker but no use. For better understanding I have create example in (jsfiddle I am using external library MarkerWithLabel to