.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
  background-color: #fefefe;
  margin: 5% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
}

/*.close {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
}

.close:hover,
.close:focus {
  color: black;
  text-decoration: none;
  cursor: pointer;
}*/

 
/* Estilos para el botón de cierre */
.close {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
      position: absolute;
      top: 10px;
      right: 10px;
      font-size: 20px;
      cursor: pointer;
    }
    
.close:hover,
.close:focus {
  color: black;
  text-decoration: none;
  cursor: pointer;
}