html {
  scrollbar-width: none;
}
html::-webkit-scrollbar {
  display: none;
}
.banner {
  width: 100%;
  height: 1142px;
  background: url('../images/miman_02.jpg??v=20230217') no-repeat center top;
}
.banner .content {
  width: 1000px;
  margin: 0 auto;
  position: relative;
}
.banner .content .btn {
  position: absolute;
  top: 367px;
  left: 0;
}
.shiyong {
  width: 100%;
  box-sizing: border-box;
  background: url('../images/shiyongBg.png') no-repeat center top;
  background-size: cover;
}
.shiyong .content {
  width: 1000px;
  margin: 0 auto;
  box-sizing: border-box;
}
.shiyong .content .title {
  text-align: center;
  padding: 36px 0;
}
.shiyong .content ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}
.shiyong .content ul .circular {
  width: 28px;
  height: 28px;
  border-radius: 30px;
  background-color: #fff;
  font-size: 20px;
  font-weight: 300;
  text-align: center;
  line-height: 28px;
  cursor: default;
  position: relative;
  transform: rotate(45deg);
}
.shiyong .content ul .circular::after {
  content: '';
  position: absolute;
  top: 10px;
  right: 10px;
  width: 10px;
  height: 1px;
  background-color: #000;
}
.shiyong .content ul .circular::before {
  content: '';
  position: absolute;
  top: 15px;
  right: 5px;
  width: 10px;
  height: 1px;
  background-color: #000;
  transform: rotate(90deg);
}
.shiyong .content ul li {
  text-align: center;
  width: 30%;
  margin-bottom: 60px;
  cursor: default;
}
.shiyong .content ul li .num {
  font-size: 28px;
  font-weight: 600;
  color: #c7161e;
  margin-bottom: 15px;
}
.shiyong .content ul li .titleText {
  font-size: 24px;
  font-weight: 600;
  color: #c7161e;
  margin-bottom: 15px;
}
.shiyong .content ul li .desc {
  font-size: 16px;
}
.popoverContent {
  color: #000;
}
.popoverContent .popoverContentTitle1 {
  font-size: 20px;
  font-weight: 600;
  color: #000;
}
.popoverContent .popoverContentTitle2 {
  font-size: 16px;
  color: #a2272b;
}
.jieshao {
  background-image: linear-gradient(to right, #a2272b, #d75746);
  padding-bottom: 80px;
}
.jieshao .content {
  width: 1000px;
  box-sizing: border-box;
  margin: 0 auto;
}
.jieshao .content .title {
  text-align: center;
  padding: 55px 0;
}
.jieshao .content .canshu {
  width: auto;
  text-align: center;
}
.jieshao .content .canshu ul {
  display: flex;
  align-items: center;
  margin-bottom: 45px;
}
.jieshao .content .canshu ul li:first-child img {
  width: 566px;
}
.jieshao .content .canshu ul li img {
  height: 250px;
}
.yingyong {
  width: 100%;
  background: url('../images/miman_03.jpg') no-repeat center top;
}
.yingyong .content {
  width: 1000px;
  height: 1114px;
  box-sizing: border-box;
  margin: 0 auto;
  position: relative;
}
.yingyong .content .btn {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
}
.shezhi {
  width: 100%;
  height: 993px;
  background: url('../images/miman_04.png') no-repeat center top;
}
.videoBox {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 85px;
  position: relative;
}
.videoBox #jieshaoVideo {
  position: relative;
  z-index: 10;
}
.videoBox .mask1 {
  width: 515px;
  height: 298px;
  border-radius: 10px;
  background-color: #a6282c;
  position: absolute;
  bottom: -40px;
  right: 95px;
}
.videoBox .jiantou1 {
  top: 100px;
}
.videoBox .jiantou2 {
  top: 150px;
}
.videoBox .jiantou {
  font-weight: 300;
  width: 100px;
  height: 40px;
  border-radius: 50px;
  box-sizing: border-box;
  background-image: linear-gradient(to right, #0335d7, #438af6);
  position: absolute;
  cursor: default;
  right: 110px;
  font-size: 40px;
  color: #fff;
  text-align: center;
  line-height: 36px;
  opacity: 0.9;
  z-index: 999;
  user-select: none;
}
.videoBox .zhishu {
  position: absolute;
  bottom: 30px;
  left: 115px;
  z-index: 99;
}