.accordion .accordion-navigation > a {
  position: relative;
  z-index: 10;
}
.accordion .accordion-navigation > .content {
  padding: 0 0.9375rem;
  height: 0;
  display: block;
  filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
  opacity: 0;
  transition: all .5s ease;
}
.accordion .accordion-navigation > .content.active {
  height: auto;
  padding: 0.9375rem;
  filter: progid:DXImageTransform.Microsoft.Alpha(enabled=false);
  opacity: 1;
}