TicTacToe.css

table {
  table-layout: fixed;
  border-collapse: collapse;
}

td {
  width: 100px;
  height: 100px;
  border: 1px solid black;
  font-size: 80px;
  font-family: Helvetica;
  text-align: center;
  vertical-align: center;
}
.text-primary {
  color: #007bff !important;
}
.text-secondary {
  color: #545b62 !important;
}
.text-win {
  color: #28a745 !important;
}
.text-lose {
  color: #dc3545 !important;
}