body, html {
      margin: 0;
      padding: 0;
      height: 100%;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .form-container {
      background-color: rgba(0, 0, 0, 0.6);
      padding: 40px;
      border-radius: 25px;
      box-shadow: 0 0 10px rgba(0,0,0,0.7);
      text-align: center;
    }

    .form-container h1 {
      color: #fff;
      margin-bottom: 30px;
      font-weight: bold;
    }

    .btn-custom {
      width: 100%;
      margin-bottom: 15px;
      padding: 12px;
      font-size: 1rem;
      border-radius: 50px;
      background-color: #1e501e;
      color: #fff;
      transition: all 0.3s ease-in-out;
    }

    .btn-custom:hover {
      background-color: #fff;
      color: #1e501e;
      border: 1px solid #1e501e;
    }

    @media (max-width: 576px) {
      .form-container {
        padding: 25px;
      }

      .form-container h1 {
        font-size: 1.5rem;
      }
    }