* { margin: 0; padding: 0; box-sizing: border-box; }
    body {
      background: #f0f0f0;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      height: 100vh;
      font-family: Arial, sans-serif;
      color: #333;
    }
    h2 { margin-bottom: 20px; color: #555; }
    button {
      padding: 14px 28px;
      font-size: 16px;
      background: #4285f4;
      color: white;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    }
    button:hover { background: #3367d6; }
    #status { margin-top: 14px; font-size: 14px; color: #888; }