.product{
    position: absolute;
    top:19.1rem;
    left: 31.2rem;
}

.product .product_title{

    width: 48rem;
    height: 5.3rem;
    font-family: SourceHanSansSC-Medium, sans-serif;
    font-size: 5.6rem;
    font-weight: 500;
    color: #FFFFFF;
    text-shadow: 0 2.6rem 5.8rem rgba(0,180,255,0.65);
}

.product ul{
    margin-top: 5.4rem;
    margin-bottom: 6.2rem;
    padding-left: 0;
    list-style: none;
    font-size: 2.4rem;
    font-weight: 400;
    color: #F4FDFF;
    line-height: 4.4rem;
}

.product span{

    font-size: 1.8rem;
    font-weight: 400;
    color: #DCDCDC;
}

.product_idea{
    width: 100%;
    margin-top: 14rem;
}



.product_idea .idea_bg  .title{
    font-size: 3.6rem;
    font-weight: 400;
    width: 117rem;
    height: 11.6rem;
    color: #333333;
    line-height: 6rem;
    background-color: transparent;
}

.product_idea  .content{

    margin-top: -5rem;
    width: 114.7rem;
    font-size: 1.8rem;
    font-weight: 400;
    color: #444444;
    line-height: 3rem;
    background-color: transparent;
}


.product_idea .idea_bg .idea_content{
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.protocol{
    margin-top: 7.9rem;
}

.protocol ul{
    display: flex;
    list-style: none;
    margin-bottom: 12rem;
}

.protocol ul li{
    margin-right: 12rem;
}

.protocol ul li div{
    width: 20rem;
    height: 20rem;
    background-size: contain;
    background-image: url("../../img/index/protocol_bg.png");
}

.protocol ul li div img{
    height: 6.4rem;
    width: 6.4rem;
}

.protocol ul li div span{
    font-size: 1.8rem;
    font-family: SourceHanSansSC-Medium, sans-serif;
    font-weight: 500;
    color: #444444;
    line-height: 3rem;
}

.product_detail{
    width: 100%;
    height: 60rem;
}

.protocol_grey_bg{
    background-color: #F9F9F9 !important;
}
.product_detail .detail_content{
    display: flex;
}
.product_detail .detail_content .detail_content_info{
    height: 18.2rem;

}


 .margin_content{
    margin-right: 8.5rem;
}

.img_size img{
    width: 56rem !important;
    height: 31.5rem !important;
}

.product_detail .detail_content .detail_content_info .title{
    font-size: 3.2rem;
    font-family: SourceHanSansSC-Medium ,sans-serif;
    font-weight: 500;
    color: #3772FB;
    line-height: 6rem;
}

.product_detail .detail_content .detail_content_info .next-title{
    font-size: 1.8rem;
    font-family: SourceHanSansSC-Medium,sans-serif;
    font-weight: 400;
    color: #333333;
    line-height: 3rem;
}


.product_detail .detail_content .detail_content_info .content_info{
    margin-top: 1.6rem;
    font-size: 1.8rem;
    font-family: SourceHanSansSC-Normal,sans-serif;
    font-weight: 400;
    color: #333333;
    line-height: 3rem;
}

.product_detail .detail_content .detail_content_img img{
    width: 72rem;
    height: 32rem;
}

.product_detail .detail_content .width_info{
    width: 48rem;

}


.download{
    padding-top: 11.6rem;
    height: 80rem;
}


.download .idea_bg .idea_content {
    margin-top: -51rem;
}

.download .idea_bg .div-center-box ul{
    list-style: none;
    display: flex;
    margin-top: 7.2rem;
}

.download .idea_bg  ul li{
    margin-right: 11.2rem;
}

.download .idea_bg  ul li div span{
    font-size: 1.4rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #3772FB;
    line-height: 3rem;
}

.download .idea_bg  ul li div button{
    width: 14.4rem;
    height: 4rem;
    border-radius: 2rem;
    border: 1px solid #3772FB;
    margin-top: 3rem;
    font-size: 1.4rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #3772FB;
    line-height: 3rem;
    margin-bottom: 3.8rem;
}

.download .idea_bg .div-center-box .div-round-box{
    width: 16rem;
    height: 16rem;
    background: #FFFFFF;
    box-shadow: 0 0 1rem 0 rgba(0,0,0,0.1);
    border-radius: 50%;

}

.download .idea_bg .div-center-box .div-round-box img{
    width: 6.4rem;
    height: 6.4rem;
}

.download .idea_bg .div-center-box .div-round-box span{

    font-size: 1.4rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #444444;
    margin-top: .8rem;

}

.contactus{
    margin-top:8rem;
    height: 60rem;
    width: 123.1rem;
}

.div_img_item .title{
    font-size: 3.6rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #333333;
    line-height: 6rem;
    width: 123.1rem;
    height: 14.6rem;

    background-size: contain;
    justify-content: start;
}

.div_img_item .title span{
    margin-top: -1.5rem;
}

.contactus .contactus_content{
    margin-top: 6.2rem;
    display: flex;
}

.contactus .contactus_content img{
    width: 64rem;
    height: 32rem;
    margin-right: 8.2rem;
}

.contactus .contactus_content .contactus_content_info_item span.span_title {
    font-size: 2.4rem;
    font-family: "SourceHanSansSC-Medium","sans-serif";
    font-weight: 400;
    color: #3772FB;
    line-height: 2.4rem;
    margin-bottom: 1.9rem;
}

.contactus .contactus_content .contactus_content_info_item{
    margin-bottom: 2.4rem;
}

.contactus .contactus_content .contactus_content_info_item span {
    font-size: 1.6rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #666666;
    line-height: 2.4rem;
}

.index_bottom{
    width: 192rem;
    height: 42rem;
    margin-top: 5rem;
    background: #313131 !important;
}

.index_bottom div.ipc_style{
    font-size: 1.4rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #BEC6CB;
    line-height: 2.4rem;
    margin-top: 6rem;
}

.index_bottom .index_bottom_link{
    display: flex;
    margin-top: 8rem;

}

.index_bottom .index_bottom_link .index_bottom_link_item{
    margin-right: 22.8rem;
    background-color: transparent;
}


.index_bottom .index_bottom_link .index_bottom_link_item span.index_bottom_title{
    font-size: 1.8rem;
    font-family: "SourceHanSansSC-Medium","sans-serif";
    font-weight: 400;
    color: #CDD2D5;
    margin-bottom: 2.8rem;

}

.index_bottom .index_bottom_link .index_bottom_link_item span{
    font-size: 1.8rem;
    font-family: "SourceHanSansSC-Normal","sans-serif";
    font-weight: 400;
    color: #CDD2D5;
    margin-bottom: 2.6rem;
    cursor: pointer;
}