.all{
    padding-bottom: 124px;
}
.bread{
    background: #F9F9F9;
}
.title {
  line-height: 1;
  padding-bottom: 33px;
  border-bottom: 1px solid #D9D9D9;
  font-weight: 500;
}
.video{
    margin-top: 80px;
    width:70%;margin-left:auto;margin-right:auto;
}
.size{
    position:relative;
}
.size .video_btn{
    position:absolute;left:50%;top:50%;
    width:60px;height:60px;transform:translate(-50%,-50%);
    z-index: 2;cursor:pointer;
    
}
.size .video_btn svg{width:100%;}
.size video{
    width: 100%;
}
.intro {
  padding-top: 83px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.intro .intro_r {
  width: 51.52%;
  line-height: 1.72;
}
.intro .intro_l a {
  width: 200px;
  height: 50px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  border: 2px solid #2B69BF;
  margin-top: 67px;
  color: #2B69BF;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.intro .intro_l a:hover {
  background: #2B69BF;
  color: #fff;
}
.intro .intro_l_tit {
  line-height: 1.14;
  font-weight: 500;
}

.why {
  padding-top: 153px;
}
.why .list {
  margin-top: 49px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
      justify-content: center;
}
.why .list > div {
  width: 25%;
  border-right: 1px solid #D9D9D9;
}
.why .list > div:nth-child(n+5){
    margin-top: 5%;
}
.why .list > div:last-child {
  border-right: none;
}
.why .list_short> div{
    flex: 1;
}
.why .icon {
  height: 62px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.why .icon img{
    max-height: 100%;
    max-width: 100%;
}
.why .tit {
  font-weight: 500;
  margin: 18px 0 6px;
  text-align: center;
}
.why .des {
  text-align: center;
  color: #898989;
  padding: 0 10px;
}
.feature{
    margin-top: 80px;
}
.feature .title{
    padding-bottom: 0;
    border-bottom: none;
}
.feature_top{
    display: flex;
    justify-content: space-between;
    align-items: center;
        border-bottom: 1px solid #D9D9D9;
    padding-bottom: 33px;
}
.feature_btn{
    display: flex;
}
.feature .btn_next {
    margin-left: 10px;
}
.feature .swiper{
    margin-top: 54px;
}
.feature .img {
  position: relative;
  height: 0;
  padding-bottom: 67.9%;
  overflow: hidden;
  display: block;
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
  background: linear-gradient(to bottom, #f3f3f3, #fcfcfc);
}
.feature .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.feature .tit{
    margin: 25px 0 17px;
    font-weight: 500;
}
.feature .des{
    color: #898989;
    line-height: 1.6875;
}
.option {
  margin-top: 132px;
}
.option .list > div {
  position: relative;
  margin-top: 65px;
}
.option .list .list_flx{
      display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
          align-items: center;
}
.option .list > div:nth-child(even) .list_flx{
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-direction: row-reverse;
          flex-direction: row-reverse;
}
.option .option_l {
  width: 50%;
}
.option .option_r {
  width: 44.5%;
}
.option .tit {
  line-height: 1;
}
.option .sub {
  margin-top: 10px;
  font-weight: bold;
}
.option .des {
  margin-top: 29px;
  color: #898989;
}
.option .option_more {
  margin-top: 50px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.option .option_more > div {
  width: 50%;
  line-height: 1;
  font-weight: 500;
  color: #2b68bf;
}
.option .option_more > div:nth-child(n+3) {
  margin-top: 18px;
}
.option .option_more a {
  color: #2B69BF;
  line-height: 1;
}
.option .img {
  position: relative;
  height: 0;
  padding-bottom: 45.43%;
  overflow: hidden;
  display: block;
}
.option .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.option .point{
    display: flex;
    justify-content: center;
    position: absolute;
    width: 50%;
    top: 340px;
    left: 0;
    z-index: 2;
    height: 10px;
}
.option .list > div:nth-child(even) .point{
    left: 50%;
}
.option .point span{
    background: white;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 10px;
    cursor: pointer;
    background: #2b68bf;
}
.option .point span:last-child{
    margin-right: 0;
}
.case {
  margin-top: 143px;
}
.case .title {
  border-bottom: none;
  padding-bottom: 0;
}
.case .case_top {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  border-bottom: 1px solid #D9D9D9;
  padding-bottom: 33px;
}
.case .case_btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.case .btn_next {
  margin-left: 10px;
}
.case .img {
  position: relative;
  height: 0;
  padding-bottom: 64.22%;
  overflow: hidden;
  display: block;
}
.case .img img {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.case .img video{
    position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  -o-object-fit: cover;
     object-fit: cover;
}
.case .img .play{
    position: absolute;
    right: 30px;
    bottom: 30px;
    z-index: 2;
    cursor: pointer;
}
.case .tit {
  margin: 39px 0 4px;
}
.case .des {
  color: #898989;
}
.case .swiper {
  margin-top: 65px;
}

.product {
  margin: 126px 0 0;
}
.product .title {
  border-bottom: none;
  padding-bottom: 0;
}
.product .product_top {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  border-bottom: 1px solid #D9D9D9;
  padding-bottom: 33px;
}
.product .product_btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.product .btn_next {
  margin-left: 10px;
}
.product .tit {
  margin: 16px 0 6px;
  font-weight: 500;
}
.product .tit a{
    color: #333;
    transition: all 0.5s;
}
.product .swiper {
  margin-top: 65px;
}
.product .img {
    overflow:hidden;
  height: 330px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background-image: -webkit-gradient(linear, left top, left bottom, from(#E1E1E1), to(#FFFFFF));
  background-image: linear-gradient(#E1E1E1, #FFFFFF);
}
.product .img:hover img{
    transform: scale(1.05);
}
.product .img img {
    width:100%;
  /*max-width: 80%;
  max-height: 80%;*/
}
/*.swiper-wrapper{
    height: auto !important;
}*/
.feature .swiper-wrapper{
    height: auto !important;
}
.video .swiper-wrapper{
    height: auto !important;
}
.case .swiper-wrapper{
    height: auto !important;
} 
.product .swiper-wrapper{
    height: auto !important;
} 
.vio_box{
    display: none;
    position: fixed;
    z-index: 2;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
}
.vio_box video{
    max-height: 60%;
    max-width: 70%;
}
.vio_box_act{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.close{
    margin-top: 30px;
    cursor: pointer;
}
.code{
    margin-top: 97px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 38px;
    border-radius: 10px;
    overflow: hidden;
    background-position: center;
    background-size: cover;
}
.code .code_bg{
    width: 100%;
}
.code_txt{
    color: #2b69bf;
}
.code_tit{
    font-weight: bold;
    margin-bottom: 10px;
}
@media screen and (max-width: 1600px) {
    .all{
    padding-bottom: 6.45%;
}
  .title {
    padding-bottom: 25px;
  }
  .case .case_top {
    padding-bottom: 25px;
  }
  .intro {
    padding-top: 55px;
  }
  .intro .intro_l a {
    width: 160px;
    margin-top: 50px;
  }
  .why {
    padding-top: 10.625%;
  }
  .option {
    margin-top: 9.16%;
  }
  .option .list > div {
    margin-top: 45px;
  }
  .option .des {
    margin-top: 15px;
  }
  .option .option_more {
    margin-top: 30px;
  }
  .option .option_more > div:nth-child(n+3) {
    margin-top: 15px;
  }
  .case {
    margin-top: 9.93%;
  }
  .case .swiper {
    margin-top: 45px;
  }
  .case .tit {
    margin: 25px 0 4px;
  }
  .product {
    margin: 8.75% 0 0;
  }
  .product .swiper {
    margin-top: 45px;
  }
  .product .img {
    height: 250px;
  }
  .product .product_top {
    padding-bottom: 25px;
  }
  .option .option_r {
    width: 43%;
  }
  .feature .swiper {
    margin-top: 45px;
}
.feature {
    margin-top: 50px;
}
    .feature .feature_top {
        padding-bottom: 25px;
    }
    .feature .tit {
    margin: 20px 0 10px;
        
    }
    .video{
    margin-top: 50px;
}
.option .point{
            top: 19.5vw;
}
.code {
    margin-top: 6.7%;
}
}
@media screen and (max-width: 1200px) {
  .option .des {
    margin-top: 10px;
  }
  .option .option_more {
    margin-top: 20px;
  }
  .option .option_more > div:nth-child(n+3) {
    margin-top: 10px;
  }
  .option .point{
            top: 22vw;
}
}
@media screen and (max-width: 600px) {
    .video{
    margin-top: 40px;
}
.all{
    padding-bottom: 40px;
}
  .title {
    padding-bottom: 15px;
  }
  .intro .intro_l a {
    width: 130px;
    height: 40px;
  }
  .intro {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    padding-top: 40px;
  }
  .intro .intro_l a {
    margin-top: 0;
  }
  .intro_l {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  .intro .intro_r {
    width: 100%;
    margin-top: 10px;
  }
  .why {
    padding-top: 40px;
  }
  .why .list > div {
    width: 50%;
  }
  .why .list > div:nth-child(2n) {
    border-right: none;
  }
  .why .list > div:nth-child(n+3) {
    margin-top: 20px;
  }
  .why .tit {
    margin: 10px 0 6px;
  }
  .why .list {
    margin-top: 30px;
  }
  .option {
    margin-top: 40px;
  }
  .option .list > div{
      margin-top: 30px;
  }
  .option .list > div .list_flx{
    -webkit-box-orient: vertical !important;
    -webkit-box-direction: normal !important;
        -ms-flex-direction: column !important;
            flex-direction: column !important;
  }
  .option .option_l {
    width: 100%;
  }
  .option .option_r {
    width: 100%;
    padding-top: 20px;
  }
  .case .case_top {
    padding-bottom: 15px;
  }
  .product .product_top {
    padding-bottom: 15px;
  }
  .case {
    margin-top: 40px;
  }
  .case .swiper {
    margin-top: 25px;
  }
  .product .swiper {
    margin-top: 25px;
  }
  .product {
    margin: 40px 0 0;
  }
.why .list > div:nth-child(odd){
    padding-right: 10px;
}
.why .list > div:nth-child(even){
    padding-left: 10px;
}
.why .list_short> div{
    flex: 50%;
}
.vio_box video{
    max-height: 60%;
    max-width: 90%;
}
    .feature {
        margin-top: 40px;
    }
    .feature .swiper {
        margin-top: 25px;
    }
        .feature .feature_top {
        padding-bottom: 15px;
    }
        .feature .tit {
        margin: 15px 0 5px;
    }
      .option .point{
        width: 100%;
        top:0;
        position: relative;
        left: 0 !important;
        margin-top: 20px;
}
.code {
    margin-top:40px;
}
.code{
    padding: 20px;
}
}