.list-group li {
  position: absolute;
  left: 0px;
  right: 0px;
  zoom: 1;
  transform-origin: 50% 100%;
  transform: perspective(1000px) rotate3d(1, 0, 0, 90deg);
}
.list-group li:nth-child(even) {
  transform-origin: 50% 0%;
  background: #eee;
}
.list-group li:last-child {
  transform: none;
  cursor: pointer;
}