/* General reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #2b1055, #7597de);
    color: white;
  }
  
  .board {
    display: grid;
    grid-template-columns: repeat(3, 100px);
    grid-template-rows: repeat(3, 100px);
    gap: 15px;
  }
  
  .cell {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    cursor: pointer;
    transition: background 0.4s ease, transform 0.2s ease;
  }
  
  .cell.x::before {
    content: 'X';
    color: #ff5f6d;
    font-size: 3rem;
  }
  
  .cell.circle::before {
    content: 'O';
    color: #ffc371;
    font-size: 3rem;
  }
  
  .cell:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  }
  
  /* Styling for the X and O turn hover */
  .board.x .cell:hover {
    background: rgba(255, 95, 109, 0.5);
  }
  
  .board.circle .cell:hover {
    background: rgba(255, 195, 113, 0.5);
  }
  
  .winning-message {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #222;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
    text-align: center;
  }
  
  .winning-message.show {
    display: block;
  }
  
  #restartButton {
    background-color: #ff5f6d;
    color: white;
    border: none;
    padding: 10px 20px;
    margin-top: 1rem;
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
  }
  
  #restartButton:hover {
    background-color: #ffc371;
  }
  
  [data-winning-message-text] {
    font-size: 2rem;
    font-weight: bold;
  }