.overlay { 
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.7);
  transition: opacity 500ms;
  visibility: visible;
  opacity: 1;
  
}#popup:target{
  visibility: hidden;
  opacity: 0;
}#popupBody{
  width: 50%;
  padding: 2%;
  border-radius: 25px;
  box-shadow: 0 0 5px #CCC;
  background: #FFF;
  position: relative;
  margin: 5% auto;
  transition: all 5s ease-in-out;
}#cerrar{
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 80px;
  fotn-weight: bold;
  text-decoration: none;
  color: #F00;
  transition: all 200ms;
}#li, p, ul {
  line-height: 1;
}#dd, dt {
  line-height: 1;
}