body {
    background-color: #000;
    font-family: 'Courier New', monospace;
  }
  
  .text-green {
    color: #00ff00;
  }
  
  .btn-green {
    background-color: #00ff00;
    color: #000;
    border: none;
  }
  
  .btn-green:hover {
    background-color: #00cc00;
  }
  
  .face-container {
    position: relative;
    width: 190px;
    height: 275px;
    margin: 20px auto;
    border: 3px solid #00ff00;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: rotate-face 4s infinite linear;
  }
  
  .face {
    width: 250px;
    height: 200px;
    background: radial-gradient(circle, rgba(0,255,0,0.5), rgba(0,0,0,0.8));
    border-radius: 50%;
    position: relative;
    animation: pulse 2s infinite ease-in-out;
  }
  
  @keyframes rotate-face {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  
  @keyframes pulse {
    0%, 100% {
      box-shadow: 0 0 10px 5px rgba(0, 255, 0, 0.5);
    }
    50% {
      box-shadow: 0 0 20px 10px rgba(0, 255, 0, 0.8);
    }
  }
  
  .chat-container {
    width: 100%;
    max-width: 400px;
  }