#body #sec {
  width: 100vw;
  background-color: #ccfbff;
}
#body #sec .title {
  text-align: center;
  padding-top: 2rem;
}
#body #sec .title .title-cn {
  font: 1.875rem "PingFangSC Medium";
  color: #00a0e8;
}
#body #sec .title .title-en {
  font: 1rem "PingFangSC Medium";
  color: #d1d4d4;
}
#body #sec .title .title-en .heightlight {
  font: 1.25rem "PingFangSC Medium";
}
#body #sec .time-line {
  width: 100%;
  padding: 3rem 5vw 0;
  position: relative;
  overflow-x: scroll;
  overflow-y: hidden;
  height: 6.75rem;
}
#body #sec .time-line .line {
  width: 224%;
  height: 1px;
  background-color: #d2d2d2;
}
#body #sec .time-line .nav-points {
  display: flex;
  justify-content: space-around;
  position: absolute;
  top: 2.8rem;
  padding-left: 1.6rem;
}
#body #sec .time-line .nav-points .point {
  width: 0.5rem;
  height: 0.5rem;
  background-color: #00a0e8;
  border-radius: 50%;
  margin-right: 3rem;
}
#body #sec .time-line .nav-points .point:hover {
  transform: scale(2);
  border: 2px solid #fff;
}
#body #sec .time-line .nav-points .point:nth-of-type(14) {
  margin-right: 0;
}
#body #sec .time-line .nav-points .point-active {
  width: 0.5rem;
  height: 0.5rem;
  background-color: #00a0e8;
  border-radius: 50%;
  transform: scale(2);
  border: 2px solid #fff;
}
#body #sec .time-line .nav-time {
  display: flex;
  position: absolute;
  justify-content: space-around;
  top: 0.6rem;
  left: 2rem;
  padding-right: 1rem;
}
#body #sec .time-line .nav-time .date {
  font: 0.8125rem "PingFangSC Regular";
  color: #ccc;
  margin-right: 1.5rem;
}
#body #sec .time-line .nav-time .date:nth-of-type(14) {
  margin-right: 0;
}
#body #sec .time-line .nav-time .date-active {
  position: relative;
  top: -0.5rem;
  font-size: 1rem;
  color: #999;
  font-weight: bold;
}
#body #sec .items {
  padding-top: 3rem;
  padding-left: 1.5rem;
}
#body #sec .items img {
  zoom: 0.5;
}
#body #sec .items .item {
  display: none;
}
#body #sec .items .item-active {
  display: block;
  color: #666;
  font: bold 0.9375rem;
  padding: 1rem 1.5rem 1rem 3.5rem;
}
#body #sec .items .item-active .date {
  padding-top: 0.5rem;
  color: #00a0e8;
  font: 1.875rem "PingFangSC Medium";
}
#body #fourth {
  position: relative;
  overflow: hidden;
}
#body #fourth .four-title {
  position: absolute;
  z-index: 99;
  color: #fff;
  padding-left: 2rem;
  padding-top: 0.5rem;
}
#body #fourth .four-title .title-cn {
  font: 1.6875rem "PingFangSC Medium";
}
#body #fourth .four-title .title-en {
  font: 1.125rem "PingFangSC Medium";
}
#body #fourth .four-title .line {
  width: 1.5rem;
  height: 4px;
  background-color: #fff;
  margin-top: 0.5rem;
}
#body #fourth .swiper-container .nav {
  width: 100%;
  position: absolute;
  z-index: 99;
  bottom: 10%;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  justify-content: space-around;
  padding: 0 2rem;
}
#body #fourth .swiper-container .nav .nav-btn {
  display: inline-block;
  text-align: center;
  width: 5rem;
  line-height: 5rem;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
}
#body #fourth .swiper-container .nav .nav-btn-active {
  color: #fff;
  border: 1px solid #fff;
}
#body #fourth .swiper-container .swiper-wrapper .swiper-slide p {
  width: 100%;
  text-align: center;
  font: 2.1875rem "PingFangSC Regular";
  color: #fff;
  position: absolute;
  top: 30%;
}
#body #fifth {
  position: relative;
}
#body #fifth .items {
  position: absolute;
  top: 2rem;
  right: 0;
  width: 50%;
  padding-right: 1rem;
  zoom: 0.8;
}
#body #fifth .items .item {
  position: relative;
}
#body #fifth .items .item .icon {
  width: 3rem;
}
#body #fifth .items .item .line {
  width: 4rem;
  position: absolute;
  top: 4rem;
  left: -4.5rem;
}
#body #fifth .items .item .item-title {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 0.5rem;
}
#body #fifth .items .item .item-info {
  font-size: 0.75rem;
  color: #999;
  text-align: justify;
  margin-bottom: 2rem;
}
#body #fifth .items .item .item-box {
  font-size: 0.75rem;
  color: #fff;
  background-color: #00a0e8;
  padding: 0.3rem 0.5rem;
  border-radius: 5px;
}
@media screen and (max-width: 320px) {
  #fifth .items {
    zoom: 0.8;
  }
}