.case .case_floor1 .video_box .video_box_floor .inner {
  cursor: pointer;
  border-radius: 6px;
  overflow: hidden;
}
.case .case_floor1 .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_floor1 .video_box .video_box_floor:hover .iconfont {
  opacity: 0.7;
}
.case .case_floor1 .video_box .video_box_floor .iconfont {
  left: 0;
  top: 0;
  display: block;
  width: 100%;
  height: 210.5px;
  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: 210.5px;
  opacity: 0;
}
.case .case_floor1 .video_box .video_box_floor .img_box {
  height: 210.5px;
  border-radius: 6px;
}
.case .case_floor1 .QR_box_inner p {
  color: #000;
}
.case .case_floor1 h3 {
  font-size: 2.25rem;
  color: #ff5e10;
}
.case .case_floor1 h4 {
  color: #000;
}
.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: 1600px) {
  .case .QR_box .QR_box_inner {
    right: 0;
  }
}
@media (max-width: 960px) {
  .case .more_video {
    display: none;
  }
}