.copiar-button {
  margin-top: 20px;
  padding: 10px 20px;
  background: #28a745;
  color: #fff;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  transition: background 0.3s;
}

.copiar-button:hover {
  background: #218838;
}