.banner{
    height: 612px;
    position: relative;
    background: url('../images/banner_bg.jpg') no-repeat center;
    background-size:100% 100%;
}
.banner_con{
    max-width: 1440px;
    height: 100%;
    margin:0 auto;
    position: relative;
}
.banner_con .left{
    padding-left: 80px;
    padding-top: 160px;
    width: 580px;
    position: relative;
    z-index: 100;
}
.banner_con .left .tit,.banner_con .left .desc{
    font-weight: 600;
    font-size: 56px;
    color: #FFFFFF;
    line-height: 72px;
    letter-spacing: 5px;
    text-shadow: 0px 4px 6px rgba(0,0,0,0.1);
}
.banner_con .left .btn{
    text-decoration: none;
    width: 156px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    border-radius: 40px;
    font-weight: 600;
    font-size: 20px;
    color: #FFFFFF;
    letter-spacing: 4px;
    background-color: #09090B;
    margin-top: 56px;
    display: block;
}
.banner_con .right{
    position: absolute;
    right: 0;
    bottom:0;
    width:780px;
}
.statistics{
    background-color: #F9FAFB;
    padding:240px 0 90px;
}
.statistics .title{
    font-weight: 600;
    font-size: 56px;
    color: #030712;
    line-height: 70px;
    text-align: center;
    letter-spacing: 10px;
}
.statistics .desc{
    font-weight: 600;
    font-size: 20px;
    color: #06C755;
    line-height: 30px;
    text-align: center;
}
.statistics .desc.mgt{
    margin-top: 16px;
}
.statistics .num_list{
    display: flex;
    margin-top: 60px;
}
.statistics .num_list .item{
    width: 25%;
    text-align: center;
}
.statistics .num_list .item .tit{
    font-size: 16px;
    color: #09090B;
    line-height: 24px;
}
.statistics .num_list .item .tit_en{
    font-size: 14px;
    color: #999;
    margin-bottom: 5px;
}
.statistics .num_list .item .num{
    font-weight: 600;
    font-size: 48px;
    color: #030712;
    line-height: 64px;
}
.about{
    background-color: #F9FAFB;
    padding:90px 0 120px;
}
.about_con{
    display: flex;
    justify-content: space-between;
}
.about_con .left{
    width: 48%;
}
.about_con .left .title{
    font-weight: 600;
    font-size: 48px;
    color: #09090B;
    line-height: 64px;
}
.about_con .left .desc{
    font-weight: 600;
    font-size: 24px;
    color: #06C755;
    line-height: 36px;
    margin-top: 8px;
}
.about_con .left .text{
    font-size: 22px;
    color: #09090B;
    line-height: 38px;
    margin-top: 60px;
    margin-bottom: 30px;
}
.about_con .left .ys_text{
    font-size: 22px;
    color: #09090B;
    line-height: 38px;
    padding-top: 30px;
    border-top: 1px solid rgba(0,0,0,0.1);
}
.about_con .left .ys_item{
    margin-top: 16px;
    display: flex;
}
.about_con .left .ys_item .icon{
    width: 48px;
    height: 48px;
    margin-right: 16px;
}
.about_con .left .ys_item .mess{
    flex: 1;
    overflow: hidden;
}
.about_con .left .ys_item .tit{
    font-weight: 600;
    font-size: 20px;
    color: #09090B;
    line-height: 30px;
}
.about_con .left .ys_item .tit_en{
    font-size: 14px;
    color:#999;
}
.about_con .left .ys_item .txt{
    font-size: 18px;
    color: #666;
    margin-top: 8px;
}
.about_con .right{
    width: 48%;
}
.about_con .right .img{
    width: 100%;
    display: block;
}
.about_con .right .text{
    margin-top: 32px;
    font-size: 22px;
    color: #09090B;
    line-height: 40px;
}
.product{
    padding:120px 0 180px;
    background-color: #F9FAFB;
}
.product .title{
    font-weight: 600;
    font-size: 48px;
    color: #030712;
    line-height: 64px;
    text-align: center;
}
.product .desc{
    margin-top: 8px;
    font-weight: 800;
    font-size: 24px;
    color: #06C755;
    line-height: 36px;
    text-align: center;
}
.product_con{
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.product_con .item{
    width: 49%;
    margin-top: 20px;
    background-color: #fff;
    border-radius: 16px;
    position: relative;
}
.product_con .item .bg{
    width: 100%;
    display: block;
}
.product_con .item .con{
    position: absolute;
    top:0;
    left:0;
    max-width: 330px;
    padding-top: 60px;
    padding-left: 40px;
}
.product_con .item .tit{
    font-weight: 600;
    font-size: 30px;
    color: #09090B;
}
.product_con .item .tit_en{
    font-size: 16px;
    color:#999;
    margin-top: 2px;
    margin-bottom: 12px;
}
.product_con .item .txt{
    font-size: 18px;
    color: #A1A1AA;
}
.point{
    background-color: #fff;
    padding:180px 0;
}
.point_con{
    display: flex;
    justify-content: space-between;
}
.point_con .left{
    width: 48%;
}
.point_con .left .title{
    font-weight: 600;
    font-size: 48px;
    color: #09090B;
}
.point_con .left .desc{
    margin-top: 8px;
    font-weight: 800;
    font-size: 24px;
    color: #06C755;
    line-height: 36px;
}
.point_con .left .text{
    margin-top: 60px;
    font-size: 28px;
    color: #09090B;
    line-height: 50px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}
.point_con .params{
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
}
.point_con .params .li{
    width: 50%;
    margin-top: 8px;
    font-size: 16px;
    color: #71717A;
    line-height: 29px;
}
.point_con .right{
    width: 48%;
    object-fit: contain;
}
.point_bot{
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
}
.point_bot .img{
    width: 18.5%;
    position: relative;
}
.point_bot .img.ys2{
    width: 40%;
}
.point_bot .img .bg{
    width: 100%;
    max-height: 485px;
    display: block;
}
.point_bot .img .txt{
    font-weight: 600;
    font-size: 26px;
    color: #FFFFFF;
    position: absolute;
    top:40px;
    left:40px;
}
.point_bot2{
    margin-top: 1.4%;
    display: flex;
    justify-content: space-between;
}
.point_bot2 .img{
    width:32.3%;
}

.device{
    background-color: #F9FAFB;
    padding:180px 0;
}
.device_con{
    display: flex;
    justify-content: space-between;
}
.device_con .left{
    width: 48%;
}
.device_con .left .title{
    font-weight: 600;
    font-size: 48px;
    color: #09090B;
}
.device_con .left .desc{
    margin-top: 8px;
    font-weight: 800;
    font-size: 24px;
    color: #06C755;
    line-height: 36px;
}
.device_con .left .text{
    margin-top: 60px;
    font-size: 28px;
    color: #09090B;
    line-height: 50px;
}
.device_con .params{
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
}
.device_con .params .li{
    width: 50%;
    margin-top: 8px;
    font-size: 16px;
    color: #71717A;
    line-height: 29px;
}
.device_con .intro{
    display: flex;
    justify-content: space-between;
    margin-top: 140px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}
.device_con .intro .li{
    width: 30%;
    display: flex;
    align-items: center;
}
.device_con .intro .li .icon{
    width: 48px;
    height: 48px;
    margin-right: 12px;
}
.device_con .intro .li .txt{
    font-size: 18px;
    color: #000000;
    line-height: 32px;
}
.device_con .right{
    width: 48%;
    object-fit: contain;
}
.friends{
    background-color: #fff;
    padding:180px 0;
}
.friends .title{
    font-weight: 600;
    font-size: 56px;
    color: #030712;
    line-height: 70px;
    text-align: center;
    letter-spacing: 10px;
}
.friends .desc{
    font-weight: 600;
    font-size: 20px;
    color: #06C755;
    line-height: 30px;
    text-align: center;
}
.friends .desc.mgt{
    margin-top: 16px;
}
.friends .img{
    width: 87%;
    display: block;
    margin:60px auto 0;
}
.authentication{
    padding:180px 0;
    background-color: #F9FAFB;
}
.authentication .bar{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.authentication .bar .title{
    font-weight: 600;
    font-size: 48px;
    color: #000000;
    line-height: 64px;
}
.authentication .bar .desc{
    margin-top: 8px;
    font-weight: 800;
    font-size: 24px;
    color: #06C755;
    line-height: 36px;
}
.authentication .bar .right{
    width: 60%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.authentication .bar .right .li{
    display: flex;
    align-items: center;
    width: 32%;
    margin-top: 8px;
}
.authentication .bar .right .li .icon{
    width: 36px;
    height: 36px;
    margin-right: 12px;
}
.authentication .bar .right .li .txt{
    font-size: 22px;
    color: #000000;
    line-height: 40px;   
}
.authentication .img{
    width: 100%;
    display: block;
    margin-top: 40px;
}

@media screen and (max-width: 780px) {

}