table {
  margin-left: auto;
  margin-right: auto;
  border: 1px solid #000000;
}

tr {
  vertical-align: bottom;
}

th, td {
  padding-left: 5px;
  padding-right: 5px;
}

th {
  background-color: #c8c8c8;
}

td {
  text-align: center;
  border: 1px solid #c8c8c8;
}

#akmap {
  width: 600px;
  height: 555px;
  border: 1px solid #000000;
}