.map_wrap {
  position: relative;
}

.map_link .btn_01,
.map_link .btn_02,
.map_link .btn_03 {
  position: absolute;
  margin-top: 0;
}

.btn_01 {
  top: 26%;
  left: 51.7%;
}

.btn_02 {
  top: 44%;
  left: 52%;
}

.btn_03 {
  top: 60%;
  left: 50.5%;
}