.video-box {
  width: 100%;
  height: 100%;
  min-width: 1000px;
  min-height: 500px;
  position: relative;
  overflow: hidden;
}
.video-box .h1 {
  font-weight: bold;
  color: white;
  font-family: 微软雅黑;
  position: relative;
  z-index: 7;
  width: 100%;
  height: 100%;
}
.video-box .video {
  display: block;
  object-fit: fill;
  width: 100% !important;
  min-height: 100% !important;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 4;
}
.video-box .video-bg {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  position: absolute;
  left: 0;
  top: 0;
  z-index: 5;
}
.video-box .counter {
  font-weight: bold;
  color: white;
  font-family: HarmonyOS_Sans_SC_Black;
  position: relative;
  margin-bottom: 10px;
}
.video-box .counter:before {
  content: '+';
  display: block;
  position: absolute;
  right: -30px;
  top: 10px;
  font-size: 50px;
}
.business-box {
  width: 100%;
  background: white;
  position: relative;
  z-index: 4;
}
.business-box .business {
  background: rgba(0, 0, 0, 0.3);
}
.business-box .responsive-div {
  border-bottom: 1px solid #ccc;
  padding: 50px 0;
  background: white;
  position: relative;
  z-index: 4;
}
.business-box .responsive-div .picture-and-text-component {
  border-radius: 10px;
}
.business-box .responsive-div .picture-and-text-component img {
  border-radius: 10px;
}
.carousel-control-next,
.carousel-control-prev {
  width: 10%;
}
.empty {
  width: 100%;
  padding-top: 300px;
  padding-bottom: 400px;
}
.empty .span {
  background: #ccc;
  border-radius: 50%;
}
@media screen and (max-width: 768px) {
  .empty {
    width: 100%;
    padding-top: 120px;
    padding-bottom: 120px;
  }
}
.case-box {
  width: 100%;
  padding: 50px 0 30px 0;
  position: relative;
  z-index: 2;
  background: white;
}
.case-box .responsive-div {
  overflow: hidden;
}
.case-box .responsive-div .item {
  width: 32.3%;
  border-radius: 10px;
  float: left;
  margin-right: 1.5%;
  overflow: hidden;
}
.case-box .responsive-div .item:nth-child(3n) {
  margin-right: 0 !important;
}
/*# sourceMappingURL=header.css.map */