.contact_map {
  width: 100%;
  min-height: 250px;
  position: relative;
}
.contact_map #map {
  width: 479px;
  height: 250px;
}
.contact_map .BMap_stdMpCtrl {
  display: none;
}
.contact_map .BMap_noprint {
  display: none;
}
@media (max-width: 480px) {
  .contact_map {
    background: none;
    min-height: auto;
  }
  .contact_map #map {
    width: 100%;
    height: 200px;
    border-radius: 0px;
    position: inherit;
    top: 0px;
    left: 0px;
    margin: 0px;
  }
}