body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh; 
  }
  
  .container {
    text-align: center;    
    padding: 20px;
    background-color: transparent;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 600px;background-image: url(video\ 3.mp4 1.mp4);background-size: cover;background-repeat: no-repeat; 
  }
  
  h1 {
    font-size: 46px;
    margin-bottom: 20px;
    color: #ffffff; 
  }
  
  .counter {
    font-size: 58px;
    margin-bottom: 20px;
    color: #ffffff;
    transition: color 0.3s ease; ;
  }
  
  .counter.even {
    color: green;
  }
  
  .counter.odd {
    color: red;
  }
  
  .buttons {
    margin-top: 20px; ;
  }
  
  button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    transition: background-color 0.3s ease; ;
  }
  
  button:hover {
    background-color: black ;
  }
  
  .history {
    list-style: none;
    padding: 0;
    margin-top: 20px; 
  }
  
  .history li {
    margin-top: 5px;
    color: #666;
    transition: color 0.3s ease; 
  }
  
  .history li.even {
    color: green; font-size: 20px;
  }
  
  .history li.odd {
    color: red;font-size: 20px;
  }
  .container video{ position: absolute; right: 0; bottom: 0; z-index: -1; }  @media(min-aspect-ratio:16/9){.container  video {width: 150%; height: auto; }}  @media(max-aspect-ratio:16/9){.container  video {width: auto; height: 100%; }}