.poi-icon {
  background: url(../img/poi-icon.png) no-repeat;
}
.poi-icon-airport {
  background-position: 0px 0px;
}
.poi-icon-busstop {
  background-position: -39px 0px;
}
.poi-icon-tramstop {
  background-position: -195px 0px;
}
.poi-icon-lodge {
  background-position: -78px -130px;
}