.modal {
    display: none; /* Escondida por padrão */
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5); /* fundo escuro */
  }

  .modal-content {
    background-color: #fff;
    margin: 15% auto;
    padding: 20px 30px;
    border: 1px solid #888;
    border-radius: 10px;
    width: 300px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    animation: fadeIn 0.3s ease-in-out;
  }

  .modal-content span,
  .modal-content h2,
  .modal-content p{
    color: #000;
  }

  .close {
    color: #aaa;
    float: right;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
  }

  .close:hover {
    color: #000;
  }