.container {
  position: relative;

}

.banner {
  width: 100%;
  position: relative;
  height: 6.3rem;
  padding: 1.2rem 1.3rem;
}

.banner .img_box {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
}

.banner .img_box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tabs {
    display: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.6rem;
  height: .7rem;
  box-shadow: 0rem .1249rem .0886rem 0rem rgba(0, 0, 0, 0.01);
  border-bottom: .01rem solid rgba(0, 0, 0, 0.06);
}

.tab {
  font-weight: 400;
  font-family: 'Microsoft YaHei';
  line-height: 130%;
  color: rgba(102, 102, 102, 1);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.tab.active::after {
  content: '';
  width: 100%;
  height: .02rem;
  background-color: rgba(0, 64, 152, 1);
  position: absolute;
  bottom: 0;
  left: 0;
}

.tab.active {
  color: rgba(51, 51, 51, 1);
}


.section_1 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin: 1.51rem 1.3rem;
}

.section_1 .info {
  flex: 1;
}

.section_1 .info .title span {
  font-weight: 400;
  font-family: 'Microsoft YaHei';
  color: rgba(51, 51, 51, 1);
  display: block;
}

.section_1 .info .title .span_1 {
  line-height: .6rem;
}

.section_1 .info .title .span_2 {
  line-height: .36rem;
  margin: .2rem 0 0 0;
}

.section_1 .info .desc {
  font-weight: 300;
  font-family: 'Microsoft YaHei';
  line-height: .36rem;
  color: rgba(102, 102, 102, 1);
  margin: .65rem 0 0 0;
  text-align: justify;
}

.section_1 .img_box {
  width: 9.5rem;
  height: 5.35rem;
  position: relative;
}
.section_1 .img_box .play {
    width: .5rem;
    height: .5rem;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    cursor: pointer;
}
.section_1 .img_box .img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.section_1 .img_box video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section_2 {
  height: 90vh;
  position: relative;
  background: #fff;
}

.section_2 .bg_mask {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
}

.section_2 .bg_mask img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section_2 .bg {
  width: 100%;
  height: 100%;
  /* position: relative; */
}

.section_2 .bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.section_2 .content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.section_2 .content .info {
  /* width: 7.85rem; */
  position: absolute;
  top: .42rem;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.section_2 .content .info .icon {
  width: .37rem;
  height: auto;

}

.section_2 .content .info .title {
  font-weight: 500;
  font-family: 'Medium';
  line-height: 120%;
  color: #fff;
  margin: .2447rem 0 .15rem 0;
}

.section_2 .content .info .desc {
  font-weight: 275;
  font-family: 'Light';
  line-height: 150%;
  color: #fff;
  margin: 0 0 .76rem 0;
}

.section_2 .content .row {
  flex: 1;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: .01rem solid rgba(255, 255, 255, 0.5);
}

.section_2 .content .row .col {
  border-right: .01rem solid rgba(255, 255, 255, 0.2);
  height: 100%;
  display: flex;
  align-items: end;
  justify-content: center;
  flex: 1;
}

.section_2 .content .row .col::after {
  content: '';
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.00) 0%, rgba(0, 0, 0, 0.20) 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  transition: all .5s ease-in-out;
}

/* .section_2 .content .row .col.hover::after {
  height: 100%;
} */

.section_2 .content .row .col .box {
  width: 3.6rem;
  display: flex;
  flex-direction: column;
  align-items: start;
  justify-content: center;
  margin: 0 0 .96rem 0;
}

.section_2 .content .row .col:last-child {
  border-right: none;
}

.section_2 .content .row .col .title {
  font-weight: 500;
  font-family: 'Medium';
  line-height: .32rem;
  color: #fff;
  margin: 0 0 .24rem 0;
}

.section_2 .content .row .col .desc {
  color: rgba(255, 255, 255, .8);
  font-weight: 400;
  font-family: 'Regular';
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  text-align: start;
  /*line-height: .26rem;*/
  line-height: .36rem;
  transition: all 1.5s ease-out;
  text-align: justify;
}

.section_2 .content .row .col:hover .box .desc {
  max-height: 2rem;
  opacity: 1;
}

.section_3 {
  padding: 1.91rem 0 0 0;
  position: relative;
  background: rgba(248, 248, 250, 1);
}

.section_3 .info {
  width: 100%;
  padding: 0 1.3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;

}

.section_3 .info .p_label span {
  display: block;
}

.section_3 .info .p_label span:nth-child(2) {
  line-height: .36rem;
  margin: .2rem 0 0 0;
}

.section_3 .info .controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .2rem;
}

.section_3 .info .controls .btn {
  width: .4055rem;
  height: .4055rem;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: .01rem solid rgba(0, 64, 152, 1);
  cursor: pointer;
}

.section_3 .info .controls .btn:hover {
  background: rgba(0, 64, 152, 1);
}

.section_3 .info .controls .btn img {
  width: .12rem;
  height: .12rem;
}

.section_3 .info .controls .btn:hover .normal,
.section_3 .info .controls .btn .active {
  display: block;
}

.section_3 .info .controls .btn .normal,
.section_3 .info .controls .btn:hover .active {
  display: none;
}



.section_3 .content {
  padding: .81rem 0 0 1.3rem;
  width: 100%;
}

.section_3 .content .section_3_swiper {
  width: 100%;
  height: 6.2rem;
  overflow: hidden;
}

.section_3 .content .item {
  /* width: 11.4rem; */
  width: 100%;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  border-radius: .1rem;
  background: #fff;
}

.section_3 .content .item .img_box {
  width: 6.2rem;
  height: 5rem;
  border-radius: .1rem;
  overflow: hidden;
}

.section_3 .content .item .img_box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section_3 .content .item .item_info {
  flex: 1;
  padding: 0 .7rem 0 0;
}

.section_3 .content .item .item_info span {
  display: block;
}

.section_3 .content .item .item_info .tag {
  font-weight: 350;
  font-family: 'Light';
  line-height: 130%;
  color: rgba(51, 51, 51, .7);
  margin: .8rem 0 0 0;
}

.section_3 .content .item .item_info .name {
  font-weight: 400;
  font-family: 'Microsoft YaHei';
  line-height: 180%;
  color: rgba(51, 51, 51, 1);
  margin: .18rem 0 0 0;
}

.section_3 .content .item .item_info .desc {
  font-weight: 350;
  font-family: 'Light';
  line-height: 130%;
  color: rgba(51, 51, 51, 1);
  margin: .3rem 0 0 0;
  text-align: justify;
}

.section_3 .content .item .item_info .line {
  border: .01rem solid rgba(223, 223, 223, 1);
  margin: .6rem 0 .5rem 0;
}

.section_3 .content .item .item_info .label {
  display: block;
  font-weight: 300;
  font-family: 'Microsoft YaHei';
  line-height: 120%;
  color: rgba(51, 51, 51, 1);
}

.section_3 .content .item .item_info .value {
  display: block;
  color: rgba(0, 64, 152, 1);
  font-weight: 500;
  line-height: 150%;
  
}
.section_5 {
    /*height: 400vh;*/
    width: 100%;
}
.section_4 {
    background: #f8f8fa;
    /*height: 100vh;*/
    height: auto;
    padding: 1.3rem;
    position: relative;
    
}
/*.section_4 .section_4_box {*/
/*    position: sticky;*/
/*    top: 1.3rem;*/
/*}*/
.section_4 .p_label.label {
    text-align: center;
}

.section_4 .label_desc {
    text-align: center;
    width: 10.28rem;
    margin: .2rem auto 0 auto;
    font-weight: 300;
  font-family: 'Microsoft YaHei';
  line-height: .36rem;
  color: rgba(51, 51, 51, 1);
  opacity: 1 !important;
}


.section_4 .content_box {
    padding: .45rem 0 0 0;
    
}
.section_4 .content_box .content {
    display: flex;
    width: 100%;
    gap: 0;
    transition: all 1s ease-in-out;
    height: 6.9rem;
}

.section_4 .content_box .content_m {
    display: none;
}

.section_4 .content_box .content .left {
    max-width: 0;
    transition: all 1s ease-in-out;
    overflow: hidden;
    position: relative;
}

.section_4 .content_box .content.active .left {
    max-width: 5.59rem;
    width: 100%;
}

.section_4 .content_box .content .left .desc {
     font-weight: 300;
  font-family: 'Microsoft YaHei';
  /*line-height: .4rem;*/
  line-height: .48rem;
  color: rgba(51, 51, 51, 1);
  margin: .4rem 0 0 0;
  text-align: start;
  width: 100%;
}

.section_4 .content_box .content.active {
    gap: .91rem;
    height: 6.16rem;
}
.section_4 .content_box .content .img_box {
    width: 100%;
    height: 6.9rem;
    border-radius: .1rem;
    overflow: hidden;
    position: relative;
    transition: all 1s ease-in-out;
}
.section_4 .content_box .content .img_box .img {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 100%;
    width: 100%;
    transition: height 0.6s cubic-bezier(.36, 0, .7, 1);
    object-fit: contain;
    overflow: hidden;
}
.section_4 .content_box .content .img_box .img img {
    width: 100%;
    height: 6.16rem;
    position: absolute;
    left: 0;
    bottom: 0;
}
.section_4 .content_box .content.active .img_box {
    width: 9.69rem;
    height: 6.16rem;
}

.section_4 .content_box .content .left .left_box {
    /*max-width: 0;*/
    overflow: hidden;
        height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    transition: all .6s ease-in-out;
    position: absolute;
    /*width: 100%;*/
    width: 6rem;
    animation: 1s ease-in-out 0s 1 normal none running fadeInUp;
    
}
.section_4 .content_box .content .left .left_box .p_label {
    text-align: start;
    width: 100%;
}
.section_4 .content_box .content .left .left_box.show {
    max-width: 5.59rem;
    opacity: 1;
    
}

.section_4 .controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .2rem;
  margin: 1rem 0 0 0;
}

.section_4 .controls .btn {
  width: .4055rem;
  height: .4055rem;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: .01rem solid rgba(0, 64, 152, 1);
  cursor: pointer;
}

.section_4 .controls .btn:hover {
  background: rgba(0, 64, 152, 1);
}

.section_4 .controls .btn img {
  width: .12rem;
  height: .12rem;
}

.section_4 .controls .btn:hover .normal,
.section_4 .controls .btn .active {
  display: block;
}

.section_4 .controls .btn .normal,
.section_4 .controls .btn:hover .active {
  display: none;
}

.other-videodiv {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: #000000;
  width: 0;
  height: 20px;
  z-index: 999;
  overflow: hidden;
}

.other-videodiv .other-videodiv-box {
  position: absolute;
  /*width: 32rem;*/
  /*height: 18rem;*/
  width: 10rem;
  height: auto;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.other-videodiv .other-videodiv-box .other-videodiv-box__close {
    position: absolute;
    width: 0.3rem;
    height: 0.3rem;
    top: -0.5rem;
    right: 0;
    cursor: pointer;
    z-index: 2;
}

.other-videodiv video {
  display: block;
  width: 100%;
  height: 100%;
}




.section_4 .content_box .content .img_box .img.show {
    /*height: 100%;*/
    /*height: 100%;*/
    z-index: 2;
    animation: height 0.6s linear;-webkit-animation: height 0.6s linear;opacity: 1;
}

@-webkit-keyframes height {
	0% {
		height: 0;
	}
	100% {
		height: 100%;
	}
}

@keyframes height {
	0% {
		height: 0;
	}
	100% {
		height: 100%;
	}
}


@media (max-width: 767px) {
    .banner {
        height: 50.66vw;
    }
    .section_1 {
        margin: 40px 20px ;
        flex-direction: column;
    }
    .section_1 .info .title span:nth-child(1) {
        /*font-size: 26px;*/
        font-size: 24px;
    }
    .section_1 .info .title span:nth-child(2) {
        font-size: 16px;
        line-height: 1.3;
    }
    .section_1 .info .desc {
        font-size: 14px;
    }
    .section_1 .img_box {
        width: 100%;
        height: 48vw;
    }
    .section_2 {
        height: 65vw;
    }
    .section_2 .content .row .col .box {
        width: 100%;
        align-items: center;
    }
    .section_2 .content .info .title {
        font-size: 24px;
    }
    .section_2 .content .row .col .title {
        font-size: 16px;
    }
    .section_2 .content .row .col .desc {
        line-height: 1.3;
        font-size: 13px;
        padding: 10px;
        text-align: center;
    }
    .section_2 .content .info{
        top: 0;
    }
    .section_2 .content .row .col .box{
        margin: 0;
        padding: 0 0 .16rem 0;
    }
    .section_2 .content .row .col:hover .box .desc{
        max-height: 2.2rem;
    }
    
    .tab {
        font-size: 14px;
    }
    
    .section_3 {
        padding: 60px 0 0 0;
    }
    .section_3 .info {
        padding: 0 20px;
    }
    .section_3 .info .controls {
        display: none;
    }
    .section_3 .info .p_label span:nth-child(2) {
        font-size: 14px;
    }
    .section_3 .content {
        padding: 20px 0 0 20px;
    }
    
    .section_3 .content .section_3_swiper {
        height: auto;
    }
    .section_3 .content .item {
        height: auto;
        gap: 0;
        flex-direction: column;
    }
    .section_3 .content .item .img_box {
        width: 100%;
        height: 45vw;
    }
    .section_3 .content .item .item_info {
        padding: 0 20px 20px;
    }
    .section_3 .content .item .item_info .tag {
        margin: 20px 0 0 0;
        font-size: 12px;
    }
    .section_3 .content .item .item_info .name {
        font-size: 16px;
        line-height: 1.3;
    }
    .section_3 .content .item .item_info .desc {
        font-size: 14px;
        margin: 10px 0 0 0;
    }
    .section_3 .content .item .item_info .line {
        margin: 20px 0;
    }
    .section_3 .content .section_3_swiper {
        padding: 0 5% 0 0;
        margin: 0 0 40px 0;
    }
    
    
    .section_4 {
        padding: 40px 20px;
        height: auto;
    }
    .section_4 .label_desc {
        width: 100%;
    }
    .section_4 .content_box .content .left {
        width: 100%;
        max-width: 100%;
    }
    .section_4 .content_box .content .img_box img {
        object-fit: contain;
        width: 100%;
        height: auto;
    }
    .section_4 .content_box .content .left .left_box {
        width: 100%;
        height: 100%;
    }
    .section_4 .content_box .content {
        flex-direction: column;
        display: none;
    }
    
    .section_4 .content_box .content.active .left {
        height: 100%;
        width: 100%;
        max-width: 100%;
    }
    .section_4 .content_box .content .left .left_box.show {
        max-width: 100%;
    }
    .section_4 .content_box .content .left .left_box .p_label {
        text-align: center;
    }
    .section_4 .content_box .content .left .desc {
        text-align: center;
    }
    .section_4 .content_box .content.active .img_box {
        width: 100%;
        height: 100%;
    }
    
    .section_4 .content_box .content .img_box .img img {
        height: auto;
    }
    
    .section_4 .content_box .content_m {
        display: block;
    }
    .section_4 .content_box .content_m .p_label {
        text-align: center;
        
    }
    .section_4 .content_box .content_m .p_label span{
        font-size: 20px;
        font-weight: 530;
    }
    .section_4 .content_box .content_m .desc {
        font-weight: 300;
      font-family: 'Microsoft YaHei';
      /*line-height: .4rem;*/
      line-height: .48rem;
      color: rgba(51, 51, 51, 1);
      margin: .4rem 0  .4rem 0;
      text-align: center;
      width: 100%;
    }
    .section_4 .content_box .content_m .desc span{
        font-size: 14px;
    }
    
    .section_4 .content_box .content_m img {
        width: 100%;
        margin:  0 0 .4rem  0 ;
    }
    
    .section_4 .controls .btn {
        width: 28px;
        height: 28px;
        display: none;
    }
    /*.section_4 .content_box .content .left .left_box {*/
    /*    opacity: 1;*/
    /*    position: static;*/
    /*}*/
    /*.section_4 .content_box .content .img_box img {*/
    /*    position: static;*/
    /*}*/
    /*.section_4 .content_box .content .img_box {*/
    /*    height: auto;*/
    /*}*/
}