body {
      background: #111;
        color: white;
          font-family: Arial;
            text-align: center;
            }

            #board {
              width: 320px;
                height: 320px;
                  margin: 20px auto;
                    display: grid;
                      grid-template-columns: repeat(8, 1fr);
                        border: 3px solid white;
                        }

                        .square {
                          width: 40px;
                            height: 40px;
                              display: flex;
                                align-items: center;
                                  justify-content: center;
                                    font-size: 26px;
                                    }

                                    .white { background: #f0d9b5; color:black; }
                                    .black { background: #b58863; color:black; }

                                    button {
                                      padding: 10px 15px;
                                        margin: 5px;
                                          font-size: 16px;
                                            border-radius: 6px;
                                            }
}