/* styles.css */
* {
    box-sizing: border-box;
  }
  
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #4a515e;
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    color: #000000;
  }
  
  .game {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .board {
    display: grid;
    grid-template-columns: repeat(3, 100px);
    gap: 10px;
  }
  
  .square {
    background: #ffffff;
    border: 2px solid #ff0000;
    font-size: 24px;
    font-weight: bold;
    line-height: 100px;
    height: 100px;
    text-align: center;
    transition: background-color 0.3s, transform 0.2s;
  }
  
  .square:hover {
    background-color: #ff0000;
    transform: scale(1.1);
    cursor: pointer;
  }
  
  .status {
    margin-bottom: 20px;
    font-size: 24px;
  }
  
  button {
    background-color: #fffffffb;
    border: none;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.2s;
  }
  
  button:hover {
    background-color: #ff0000;
    transform: scale(1.05);
  }
  
  .popper {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: url('https://cdn.pixabay.com/photo/2017/08/30/07/27/party-2697747_960_720.png') no-repeat center center;
    background-size: cover;
    animation: popper 1s ease-out;
  }
  
  @keyframes popper {
    0% {
      opacity: 0;
      transform: scale(0);
    }
    100% {
      opacity: 1;
      transform: scale(1);
    }
  }