body {
      font-family: Arial, sans-serif;
      padding: 1rem;
      background: #f0f0f0;
    }
    input, select, button {
      padding: 0.5rem;
      font-size: 1rem;
      margin: 0.25rem;
    }
    #weather {
      margin-top: 1rem;
    }
    iframe {
      width: 100%;
      height: 300px;
      border: none;
      margin-top: 1rem;
    }