.sec1 {
  padding: calc(50vh - 13.54166vw) 0 0;
  position: relative;
  height: calc(100vh + 62.5vw);
}
.sec1 .position1 {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
}
.sec1 .position1 .sec1_box {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}
.sec1 .position1 .sec1_box .common_bg {
  max-height: unset;
  max-width: unset;
  top: -20.8333333333vw;
  left: -15.625vw;
  height: unset;
  width: 133.8541666667vw;
}
.sec1 .position {
  position: absolute;
  height: calc(100% - 60vh);
  width: 100%;
  top: 0;
  left: 0;
  z-index: 3;
}
.sec1 .position .sec1_top {
  position: sticky;
  top: 0;
  padding: 4.1666666667vw 0 4.0625vw;
  width: 100%;
}
.sec1 .position .sec1_top .title {
  font-weight: 500;
  font-size: 1.6666666667vw;
  color: #000000;
  text-align: center;
}
.sec1 .position .sec1_top .des {
  margin: 1.8229166667vw 0 0;
  font-weight: 100;
  font-size: 1.0416666667vw;
  color: #000000;
  line-height: 1.6666666667vw;
  text-align: center;
}
.sec1 .fix {
  height: 100vh;
  position: sticky;
  top: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.sec1 .fix .img {
  width: 79.9479166667vw;
  height: 34.375vw;
  border-radius: 0.625vw;
  overflow: hidden;
  margin: 0 auto;
}
.sec1 .fix .img img {
  display: block;
  width: 100%;
  height: 100%;
}

.sec2 {
  padding: 3.6458333333vw 0 10.78125vw;
  text-align: center;
  overflow: hidden;
}
.sec2 .title {
  font-family: "SourceHanSans CN m";
  font-weight: 500;
  font-size: 1.6666666667vw;
  color: #000000;
}
.sec2 .des {
  font-weight: 400;
  font-size: 1.0416666667vw;
  color: #000000;
  line-height: 1.6666666667vw;
  margin: 1.5625vw 0 3.90625vw;
}
.sec2 .swiper_box {
  margin-bottom: 3.90625vw;
  position: relative;
}
.sec2 .swiper_box .btns {
  position: absolute;
  display: flex;
  gap: 59.8958333333vw;
  pointer-events: none;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
}
.sec2 .swiper_box .btns .iconfont {
  font-size: 0.9375vw;
  color: #000000;
  cursor: pointer;
  pointer-events: auto;
  transition: 0.6s;
}
.sec2 .swiper_box .btns .iconfont:nth-child(1) {
  transform: rotate(180deg);
}
.sec2 .swiper_box .btns .iconfont:hover {
  color: #DA251C;
}
.sec2 .swiper_box .swiper {
  width: 173.4895833333vw;
  left: 50%;
  transform: translateX(-50%);
}
.sec2 .swiper_box .swiper .swiper-slide .slide_box {
  display: block;
  width: 100%;
  height: 26.4583333333vw;
  border-radius: 0.625vw;
  overflow: hidden;
  position: relative;
}
.sec2 .swiper_box .swiper .swiper-slide .slide_box p {
  font-family: "SourceHanSans CN m";
  font-weight: 500;
  font-size: 1.3020833333vw;
  color: #FFFFFF;
  position: absolute;
  bottom: 1.9791666667vw;
  line-height: 1;
  z-index: 3;
  width: 100%;
  text-align: center;
}
.sec2 .swiper_box .swiper .swiper-slide .slide_box:after {
  content: "";
  width: 100%;
  height: 10.3125vw;
  position: absolute;
  bottom: 0;
  left: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0));
}
.sec2 .swiper_box .swiper .swiper-slide .slide_box img {
  display: block;
  width: 100%;
  height: 100%;
  transition: 2s;
}
.sec2 .swiper_box .swiper .swiper-slide .slide_box:hover img {
  transform: scale(1.1);
}
.sec2 .sec2_swiper1 {
  width: 35.9375vw;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  overflow: unset;
}
.sec2 .sec2_swiper1 .swiper-wrapper {
  position: relative;
  z-index: 3;
}
.sec2 .sec2_swiper1 .swiper-slide {
  position: relative;
  display: flex;
  justify-content: center;
}
.sec2 .sec2_swiper1 .swiper-slide p {
  font-family: "Avenir Next";
  font-weight: bold;
  font-size: 0.8854166667vw;
  color: #CCCCCC;
  position: absolute;
  line-height: 1;
  top: -0.9375vw;
  transform: translateY(8.3333333333vw);
  transition: 0.6s;
  opacity: 0;
}
.sec2 .sec2_swiper1 .swiper-slide .point {
  width: 0.7291666667vw;
  height: 0.7291666667vw;
  border-radius: 50%;
  background: #CCCCCC;
  transition: 0.6s;
  opacity: 0;
  transform: translateY(8.3333333333vw);
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-next p, .sec2 .sec2_swiper1 .swiper-slide.swiper-slide-next .point, .sec2 .sec2_swiper1 .swiper-slide.swiper-slide-prev p, .sec2 .sec2_swiper1 .swiper-slide.swiper-slide-prev .point {
  opacity: 1;
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-next .point, .sec2 .sec2_swiper1 .swiper-slide.swiper-slide-prev .point {
  transform: translateY(5.8333333333vw);
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-next p {
  transform: translate(0.4166666667vw, 5.2083333333vw);
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-prev p {
  transform: translate(-0.4166666667vw, 5.2083333333vw);
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-active p {
  color: #000000;
  opacity: 1;
  transform: translateY(-100%);
}
.sec2 .sec2_swiper1 .swiper-slide.swiper-slide-active .point {
  background: #DA251C;
  opacity: 1;
  transform: translateY(0);
}
.sec2 .sec2_swiper1:after {
  content: "";
  width: 59.5833333333vw;
  height: 59.5833333333vw;
  border-radius: 50%;
  border: 0.0520833333vw solid #CCCCCC;
  top: 0.3645833333vw;
  position: absolute;
}
.sec2 .sec2_swiper1:before {
  content: "";
  width: 59.5833333333vw;
  height: 59.5833333333vw;
  border-radius: 50%;
  border: 0.0520833333vw solid #E10B00;
  top: 0.3645833333vw;
  clip-path: inset(0 50% 0 0);
  position: absolute;
  z-index: 2;
}

.sec3 {
  width: 100%;
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sec3 > img {
  display: block;
  width: 100%;
  height: 100%;
}
.sec3 .sec3_box {
  position: absolute;
  z-index: 3;
}
.sec3 .sec3_box .title {
  font-size: 1.6666666667vw;
  color: #FFFFFF;
  line-height: 2.5vw;
  text-align: center;
  margin-bottom: 1.5625vw;
}
.sec3 .sec3_box .common_btn {
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.2);
  border: 0.0520833333vw solid rgba(255, 255, 255, 0.4);
}

@media screen and (max-width: 768px) {
  .sec1 {
    height: unset;
    padding: 40px 5vw 50px;
  }
  .sec1 .position1 .sec1_box {
    height: 100%;
  }
  .sec1 .position {
    position: unset;
    height: unset;
    margin-bottom: 25px;
  }
  .sec1 .position .sec1_top {
    padding: 0;
  }
  .sec1 .position .sec1_top .title {
    font-size: 22px;
  }
  .sec1 .position .sec1_top .des {
    font-size: 13px;
    line-height: 1.6;
    width: 100%;
    margin: 10px 0 0;
  }
  .sec1 .position .sec1_top .des br {
    display: none;
  }
  .sec1 .fix {
    height: unset;
  }
  .sec1 .fix .img {
    width: 100% !important;
    height: 50vw !important;
    border-radius: 8px !important;
  }
  .sec2 {
    padding: 50px 5vw;
    overflow: hidden;
  }
  .sec2 .title {
    font-size: 22px;
  }
  .sec2 .des {
    font-size: 13px;
    line-height: 1.6;
    width: 100%;
    margin: 10px 0 25px;
  }
  .sec2 .des br {
    display: none;
  }
  .sec2 .sec2_swiper1 {
    display: none;
  }
  .sec2 .swiper_box .btns {
    position: unset;
    margin: 20px 0 0;
    justify-content: center;
    gap: 15px;
    transform: unset;
  }
  .sec2 .swiper_box .btns .iconfont {
    width: 36px;
    font-size: 12px;
    height: 36px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #DA251C;
    color: #FFFFFF !important;
  }
  .sec2 .swiper_box .swiper {
    width: 100%;
    overflow: unset;
  }
  .sec2 .swiper_box .swiper .swiper-slide .slide_box {
    height: 50vw;
    border-radius: 8px;
  }
  .sec2 .swiper_box .swiper .swiper-slide .slide_box p {
    font-size: 12px;
    bottom: 15px;
  }
  .sec3 {
    height: unset;
  }
  .sec3 .sec3_box {
    width: 100%;
    position: unset;
    padding: 70px 10px;
  }
  .sec3 .sec3_box .title {
    font-size: 15px;
    margin-bottom: 30px;
    line-height: 1.4;
  }
  .sec3 > img {
    position: absolute;
    top: 0;
    left: 0;
  }
}

/*# sourceMappingURL=join.css.map */