.case .case_floor1 {
  margin-top: -14vw;
}
.case .case_floor1 .img_box {
  position: relative;
}
.case .case_floor1 .inner {
  font-size: 0;
}
.case .case_floor1 .inner ul.type {
  vertical-align: middle;
}
.case .case_floor1 .inner ul.type.wihte a {
  color: #fff;
}
.case .case_floor1 .inner ul.type li:after {
  background-color: #fff !important;
}
.case .case_floor1 .inner ul.type li {
  padding: 4px 0;
}
.case .case_floor1 .inner ul.type li.active a {
  text-decoration: underline;
}
.case .case_floor1 .inner ul.type li a {
  color: #e0d1ce;
}
.case .case_floor1 .inner ul.type li a:hover {
  text-decoration: underline;
}
.case .case_floor1 .inner ul.type li + li {
  position: relative;
  margin-left: 40px;
}
.case .case_floor1 .inner ul.type li + li::after {
  position: absolute;
  content: '';
  display: block;
  width: 2px;
  left: calc(-20px - 1px);
  top: calc(50% - 1px);
  height: 2px;
  background-color: #e0d1ce;
  border-radius: 50%;
}
.case .case_floor1 .inner .floor {
  display: inline-block;
  margin-top: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+1) {
  width: calc(50% - 15px);
}
.case .case_floor1 .inner .floor:nth-of-type(8n+1) .img_box {
  height: 382.42px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+2) {
  width: calc(50% - 15px);
  margin-left: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+2) .img_box {
  height: 382.42px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+3) {
  width: calc(33.33% - 20px);
}
.case .case_floor1 .inner .floor:nth-of-type(8n+3) .img_box {
  height: 247.86px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+4) {
  width: calc(33.33% - 20px);
  margin-left: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+4) .img_box {
  height: 247.86px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+5) {
  width: calc(33.33% - 20px);
  margin-left: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+5) .img_box {
  height: 247.86px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+6) {
  width: calc(33.33% - 20px);
}
.case .case_floor1 .inner .floor:nth-of-type(8n+6) .img_box {
  height: 247.86px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+7) {
  width: calc(33.33% - 20px);
  margin-left: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+7) .img_box {
  height: 247.86px !important;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+8) {
  width: calc(33.33% - 20px);
  margin-left: 30px;
}
.case .case_floor1 .inner .floor:nth-of-type(8n+8) .img_box {
  height: 247.86px !important;
}
.case .card {
  position: relative;
  background-color: transparent;
}
.case .card .top_tag {
  position: absolute;
  background-color: rgba(91, 65, 50, 0.8);
  bottom: 0;
  height: 3rem;
  line-height: 3rem;
  right: 0;
  padding: 0 1rem;
  color: #fff;
}
.case .case_floor2 .video_box .video_box_floor .inner {
  cursor: pointer;
  overflow: hidden;
}
.case .case_floor2 .video_box .video_box_floor .tit {
  border-bottom-left-radius: 6px;
  border-bottom-right-radius: 6px;
}
.case .case_floor2 .video_box .video_box_floor p {
  position: absolute;
  color: #fff;
  background-color: rgba(0, 0, 0, 0.6);
  right: 6px;
  bottom: 6px;
  padding: 2px;
}
.case .case_floor2 .video_box .video_box_floor:hover .iconfont {
  opacity: 0.7;
}
.case .case_floor2 .video_box .video_box_floor .iconfont {
  left: 0;
  top: 0;
  display: block;
  width: 100%;
  height: 282.88px;
  font-size: 90px;
  transition: opacity 0.3s cubic-bezier(0.075, 0.82, 0.165, 1);
  background-color: rgba(0, 0, 0, 0.2);
  text-align: center;
  line-height: 282.88px;
  opacity: 0;
}
.case .case_floor2 .video_box .video_box_floor .img_box {
  height: 282.88px;
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
}
.case .case_floor2 h3 {
  font-size: 2.25rem;
  color: #5b4132;
}
.case .case_floor2 video {
  width: 100%;
}
.case .QR_box .QR_box_inner {
  background-color: rgba(0, 0, 0, 0.8);
  position: absolute;
  z-index: 999;
  width: 570px;
  border-radius: 10px;
  bottom: 50px;
  right: calc(-16rem + 45px);
  display: none;
}
.case .QR_box .QR_box_inner .item {
  text-align: center;
}
.case .QR_box .QR_box_inner .item img {
  width: 7.5rem;
}
.case .QR_box .QR_box_inner p {
  color: #fff;
}
.case .QR_box:hover .QR_box_inner {
  display: flex;
}
.case .QR_box:hover button {
  position: relative;
}
.case .QR_box:hover button::after {
  content: '';
  position: absolute;
  z-index: 1;
  top: -15px;
  left: 50%;
  margin-left: -4px;
  border: 8px solid;
  border-color: rgba(0, 0, 0, 0.8) transparent transparent transparent;
  border-width: 8px 8px 0;
}
@media (max-width: 1000px) {
  .case .case_floor1 .inner ul.type li + li {
    margin-left: 40px;
  }
  .banner {
    display: none;
  }
  .case .case_floor1 {
    margin-top: 0;
  }
  .case .case_floor1 h4 {
    display: none;
  }
  .case .case_floor1 .inner ul.type {
    position: static !important;
    display: block !important;
    margin-top: 0.2rem;
  }
  .case .case_floor1 .inner ul.type a {
    color: #333333 !important;
  }
}
@media (max-width: 1600px) {
  .case .QR_box .QR_box_inner {
    right: 0;
  }
}