#config {
  empty-cells: show;
  border-width: 1px;
  border-style: solid;
  border-top-color: #C0C0C0;
  border-left-color: #C0C0C0;
  border-right-color: black;
  border-bottom-color: black;
}
#config td {
  border-width: 1px;
  border-style: solid;
  border-top-color: black;
  border-left-color: black;
  border-right-color: #C0C0C0;
  border-bottom-color: #C0C0C0;
}
#config th {
  text-align: left;
  border-width: 1px;
  border-style: solid;
  border-top-color: black;
  border-left-color: black;
  border-right-color: #C0C0C0;
  border-bottom-color: #C0C0C0;
}

div.enborder {
  border-width: 1px;
  border-style: solid;
}