.lslider {
  display: block;
  margin: 0 auto;
  padding: 0;
  list-style-type: none;
}
.lslider li {
  display: none;
  position: absolute;
  margin: 0;
  padding: 0;
  min-height: 620px;
  background-color: #fff;
  overflow: hidden;
}
.lslider li.active {
  display: block;
}