.banner {
  margin-bottom: 10rem;
}
.banner .swiper-wrapper {
  width: 100%;
}
.banner .swiper-wrapper img {
  width: 100%;
}
.contentBox {
  margin-bottom: 10rem;
}
.contentBox .box {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  position: relative;
}
.contentBox .box .boxL {
  width: 29%;
  height: 100%;
  position: absolute;
}
.contentBox .box .boxL .left {
  width: 100%;
  background: #EFEFEF;
  text-align: center;
  border-radius: 2rem;
  position: sticky;
  top: 20rem;
}
.contentBox .box .boxL .left li {
  height: 13rem;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 5rem;
  font-weight: bold;
  color: #B3B3B3;
  transition: all 0.5s;
}
.contentBox .box .boxL .left li span {
  display: inline-block;
  width: 80%;
  border-left: 1rem solid rgba(0, 0, 0, 0);
}
.contentBox .box .boxL .left li:first-of-type {
  color: #000;
  background: #fff;
  border-top-left-radius: 2rem;
  border-top-right-radius: 2rem;
}
.contentBox .box .boxL .left li:first-of-type span {
  border-left: 1rem solid #319DF7;
}
.contentBox .box .boxL .left li:last-of-type {
  border-bottom-left-radius: 2rem;
  border-bottom-right-radius: 2rem;
}
.contentBox .box .boxR {
  width: 82%;
  height: 100%;
  margin-left: 37.5rem;
}
.contentBox .box .boxR .right {
  width: 100%;
}
.contentBox .box .boxR .right .process .img {
  width: 65rem;
  margin-bottom: 10rem;
}
.contentBox .box .boxR .right .process .img img {
  width: 100%;
}
.contentBox .box .boxR .right .condition .img {
  width: 65rem;
  margin-bottom: 10rem;
}
.contentBox .box .boxR .right .condition .img img {
  width: 100%;
}