.leaflet-control-zoom-min {
  text-indent: -999em;
  background: #fff url(../icons/home.png) no-repeat scroll center center;
  background-size: 16px 16px;
}
.leaflet-control-zoom-min:focus {
  outline: 0;
}
.leaflet-control-zoom-min.leaflet-disabled {
  background-image: url(../icons/home.png);
}