.image-slice {
  background-repeat: no-repeat;
  background-position: center;
  background-size: 1600px;
}
.image-slice-1 {
  background-image: url(https://oss.wkefu.com/wm_resources/guanwang/assets/img/ai_cs/slice_6.jpg);
  height: 374px;
}
.image-slice-2 {
  background-image: url(https://oss.wkefu.com/wm_resources/guanwang/assets/img/ai_cs/slice_7.jpg);
  height: 669px;
}
.image-slice-3 {
  background-image: url(https://oss.wkefu.com/wm_resources/guanwang/assets/img/ai_cs/slice_8.jpg);
  height: 754px;
}
.image-slice-4 {
  background-image: url(https://oss.wkefu.com/wm_resources/guanwang/assets/img/ai_cs/slice_4.jpg);
  height: 608px;
}