.bmi-container {
      background: #fff;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
      width: 300px;
    }
    .bmi-container h2 {
      text-align: center;
      margin-bottom: 20px;
    }
    .bmi-container label {
      display: block;
      margin-top: 10px;
    }
    .bmi-container input[type="number"] {
      width: 100%;
      padding: 8px;
      margin-top: 5px;
      border: 1px solid #ccc;
      border-radius: 6px;
    }
    .bmi-container button {
      margin-top: 20px;
      width: 100%;
      padding: 10px;
      background-color: #4CAF50;
      color: white;
      border: none;
      border-radius: 6px;
      cursor: pointer;
    }
    .bmi-container button:hover {
      background-color: #45a049;
    }
    .bmi-container .result {
      margin-top: 20px;
      text-align: center;
      font-size: 1.1em;
      font-weight: bold;
    }