.leaflet-control-liveupdate a {

 background: #fff url(../images/liveupdate.png) no-repeat 0 0;

 background-size: 26px 52px;

}



.leaflet-liveupdate-on .leaflet-control-liveupdate a {

 background-position: 0 -26px;

}



.leaflet-liveupdate-on a {

 background-position: 0 -26px;

}