style.css

body {
    font: normal 16px comic sans ms;
    text-align: center;
  }
  
  #tic-tac-toe {
    word-spacing: 0px;
    border-spacing: 0px;
    border-collapse: separate;
    margin: 30px auto;
  }
  
  #tic-tac-toe td {
    border: 3px solid #000;
    height: 100px;
    width: 100px;
    text-align: center;
    font: bold 90px comic sans ms;
  }
  
  #tic-tac-toe tr:first-child td {
    border-top: none;
  }
  
  #tic-tac-toe tr:last-child td {
    border-bottom: none;
  }
  
  #tic-tac-toe tr td:first-child {
    border-left: none;
  }
  
  #tic-tac-toe tr td:last-child {
    border-right: none;
  }
  
  #tic-tac-toe td.X {
    color: #0c12b3;
  }
  
  #tic-tac-toe td.O {
    color: #e80505;
  }
  
  #scoreboard .score {
    text-align: center;
    font-size: 30px;
  }
  
  #scoreboard .score#player1 {
    color: #ec1017;
  }
  
  #scoreboard .score#player2 {
    color: #060693;
  }