.marker{
  background-color: rgba(28, 126, 103, .2);
  background-image: url(img/tree-3d.png);
  background-size: 140px auto;
  background-position: 50% 50px;
  background-repeat: no-repeat;
  border: #1c7e67 3px solid;
  width: 200px; height: 200px;
  border-radius: 50%;
  cursor: pointer;
}