.notificacao {
    position: fixed;
    top: 20px;
    right: 20px;
    background-color: #4CAF50;
    color: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.2);
    font-family: sans-serif;
    font-size: 14px;
    z-index: 9999;
    transition: opacity 0.3s ease-in-out;
  }

  .oculto {
    display: none;
  }