.terrain{
  background: url("images/terrain/terrain-759AjlK.png");
}
.forest{
  background: url("images/terrain/forest-DIEhGZF.png");
}
.BaseChip_pipo{
  background: url("images/terrain/BaseChip_pipo-AGOD4ec.png");
}
.collisions{
  background: url("images/terrain/collisions-FGWYhV3.png");
}


.cell:hover .cell-hover {
    border: 1px solid white;
    width: 100%;
    height: 100%;
    position: absolute;
    z-index: 100;
  }