.cad2021_top{min-height:900px;}
.cad2020_top .maincon{ padding-top:280px;}
.cad2020_top .cad2020_topcont h1{font-size:54px;line-height:72px;font-weight:bold;color:rgba(255,255,255,1);text-align:center;}

.cad2020_top_subtitle{font-size:24px;margin:16px 0;line-height:32px;text-align:center; font-weight:bold;color:rgba(255,255,255,1);}
.cad2020_top_smalltitle{font-size:14px;font-weight:bold;color:rgba(255,255,255,1);line-height:19px;text-align:center; }
.cad2020_top_img{text-align:center;width:100%;}
.cad2020_top_img img{width:100%;max-width:1200px;}

.cad2020_top_btncont{text-align:center;margin:28px 0 42px;}
.cad2020_top_btn{width:200px;height:56px;line-height:56px;border-radius:8px;border:1px solid #003DA8;cursor:pointer;}
.cad2020_top_btn:first-child{margin-right:40px;}
.cad2020_top_btn:hover{background:rgba(0,61,168,1);border:1px solid #003DA8;}
.cad2020_top_btnline{width:2px;height:36px;margin: 10px 5% 0 8%;background-color:#003da8;opacity: 0.2;}
.cad2020_top_btnimg{width:14px;margin:21px 0 0 0;}
.cad2020_top_btntxt{font-size:16px;color:#003da8;}
.cad2020_top_btn:hover .cad2020_top_btntxt{color:#fff;}
.cad2020_top_btn:hover .cad2020_top_btnline{background-color:#fff;}

.cad2020_top_btnblue{font-size:16px;color:#fff;width:180px;height:56px;line-height:56px;margin-left:40px;cursor:pointer;background:rgba(0,61,168,1);border-radius:8px;}
.cad2020_top_btnblue:hover{ background:#007efe; color:#fff;}
.cad2020_modeltwo{margin:44px 0;position:relative;}
.cad2020_modeltwo_cont{padding-top:100px;width:100%;background-color:#F8F8F8;}
.cad2020_model_list{width:90%;margin:0 auto;}
.cad2020_imgli{float:left;width:63%;}
.cad2020_imgli img{width:100%;max-width:654px;}
.cad2020_modeltwo_imgli{position:relative;}
.cad2020_modeltwo_videoa{position:absolute;left:12%;top:0;display:block;width:72%;height:76%;background:url("../images/cad2021-icon10.png") no-repeat center;cursor:pointer;}
.cad2020_modeltwo_videoa:hover{background:url("../images/cad2020-icon25.png") no-repeat center;}
.cad2020_video{position:absolute;left: 14.5%;
    top: 0px;
    display: block;
    width: 67%;
    height: 74%;z-index:-1;border:none;}

.cad2020_txtli{float:right;width:35%;}
.cad2020_modeltwo_icon{text-align:center;width:43px;margin:0 auto 30px;}
.cad2020_modeltwo_icon img{width:100%;}
.cad2020_modeltwo_txt{font-size:18px;color:rgba(102,102,102,1);line-height:36px;}


.oem_tab_model{width:100%;margin:44px 0 50px;background-color:#fff;}
.oem_tab_list{float:left;width:19.868%;margin-right:2px;
    background-color:#313131;height:50px;line-height:50px;
    font-size:18px;
    font-weight:300;
    color:rgba(255,255,255,1);
    text-align:center;cursor:pointer;
}
.oem_tab_list:last-child{margin-right:0;}

.oem_tab_list:hover,.oem_tab_listactive,.oem_tab_modelcont .current{background-color:#003DA8;color:#fff;}
.oem_app_menucont .current{color:#003DA8;}

.cad2020_model_three{}
.cad2020_modelthree_list{margin-top:30px;}
.cad2020_modelthree_txtli{float:left;width:32%;margin-left:5%;}
.cad2020_modelthree_imgli{float:right;width:50%;text-align:center;}
.cad2020_modelthree_imgli img{width:100%;max-width:600px;}
.cad2020_modelthree_listchange .cad2020_modelthree_txtli{float:right;margin-left:0;margin-right:5%;}
.cad2020_modelthree_listchange .cad2020_modelthree_imgli{float:left;}
.cad2020_modelthree_tit{font-size:24px;margin-bottom:24px;font-weight:bold;color:#3D3D3D;line-height:32px;}
.cad2020_modelthree_txt{font-size:18px;color:#616161;line-height:28px;font-weight:600;margin-bottom:24px;}
.cad2020_modelthree_href{margin-bottom:6px;}
.cad2020_modelthree_hrefa{font-size:16px;line-height:22px;padding-right:15px;font-weight:400;color:#003DA8;cursor:pointer;background:url("../images/cad2020-icon13.png") no-repeat right center;}
.cad2020_modelthree_hrefa:hover{color:#6666FF;background:url("../images/cad2020-icon13-1.png") no-repeat right center;}




.cad2020_modelthree_listone{background-color:#F8F8F8;padding:30px 0;}
.cad2020_modelthree_listone .cad2020_modelthree_imgli img{max-width:610px;}
.cad2020_modelthreelist_btn{}
.cad2020_modelthreelist_btna{margin:5% 0 25px;float:left;height:44px;line-height:44px;background-color:#FF9933;border-radius:22px;padding:0 20px;font-size:18px;font-weight:600;color:#fff;}
.cad2020_modelthreelist_btna:hover{color:#fff}

.cad2020_modelthree_listtwo .cad2020_modelthree_imgli img{max-width:658px;margin-top:5%;}
.cad2020_modelthree_listthree{background-color:#F8F8F8;padding:60px 0 20px;}
.cad2020_modelthree_listthree .cad2020_modelthree_imgli img{max-width:528px;}
.cad2020_modelthree_listfour .cad2020_modelthree_imgli img{max-width:578px;}
.cad2020_modelthree_listfour .cad2020_modelthree_imgli{margin-top:2%;}

.cad2020_model_four{margin-top:50px;width:100%;background:url("../images/cad2020-icon12.png") no-repeat right center;background-size:cover}
.cad2020_model_fourtit{margin:87px 0 18px;font-size:28px;color:#fff;text-align:center; line-height:37px;}
.cad2020_model_fourtxt{font-size:18px;width:60%;margin:0 auto;color:rgba(255,255,255,0.7);line-height:24px;text-align:center;}
.cad2020_model_fourcont{margin:80px auto 70px;width:90%;}
.cad2020_model_fourlist{float:left;    width: 25%; margin: 0 8% 0 2% ;}
.cad2020_model_fourlist:first-child{margin-left:0;}
.cad2020_model_fourlist:last-child{margin-right:0;}
.cad2020_model_fourlistimg img{width:48px;}
.cad2020_model_fourlisttit{font-size:20px;line-height:28px;margin:20px 0 15px;font-weight:bold;color:rgba(255,255,255,1);}
.cad2020_model_fourlisttxt{font-size:16px;line-height:24px;color:rgba(255,255,255,0.6);}

.cad2020_model_five{background-color:#fff;padding:4px 0;}
.cad2020_model_five img{width:auto;height:100%;}
.oem_ourcustomers_cont {
    width:100%;
    overflow:hidden;
    height:158px;
    position:relative;

}
.oem_ourcustomers_wrapper {
    /*width的大小是根据下面li的长度和多少个li而定的，需注意！*/
    width:auto;
    position:absolute;
    left:0px;
    top:0px;
    height:100%;
}
.oem_ourcustomers_slide {
    width: auto;
    float: left;
    height:100%;
}
.oem_ourcustomers_slide img{width:auto;height:100%;}


.cad2020_model_six{padding:65px 0;width:100%;background-color:#F8F8F8;}
.cad2020_model_six h2{line-height:37px;font-size:28px;color:rgba(51,51,51,1);text-align:center; }
.cad2020_model_sixlistcont{margin:35px 0 55px;}
.cad2020_model_sixlist{transition: all 0.3s ease-in-out;float:left;width:30%;margin-right:5%;height:370px;margin-top:20px;background:rgba(255,255,255,1);border-radius:8px;cursor:pointer;}
.cad2020_model_sixlist:last-child{margin-right:0}
.cad2020_model_sixlist:hover{box-shadow:0px 4px 10px 0px rgba(0,0,0,0.1);}
.cad2020_model_sixlistimg{margin-top:60px;text-align:center;}
.cad2020_model_sixlistimg img{width:auto;height:185px;}
.cad2020_model_sixlisttit{font-size:20px;color:rgba(51,51,51,1);line-height:28px;text-align:center;font-weight:600;}
.cad2020_model_sixlisthref{margin-top:39px;text-align:center;}

.cad2020_model_sixlist .cad2020_modelthree_hrefa{font-weight:normal}
.cad2020_model_seven{margin-top:60px;text-align:center;}
.cad2020_model_seven a{width:200px;
    height:56px;line-height:56px;
    border-radius:8px;font-size:16px;
    color:#666666;background-color:#f8f8f8;
    border:1px solid #d0d0d0;cursor:pointer;}
.cad2020_model_seven a:hover{border:1px solid #333;}
#cad2020_model_list_phone{display:none;}
.cad2020_model_fiveimgphone{display:none;}
.cad2020_top_imgphone{display:none;}
#cad2020_top_btnphone{display:none;}




.cad2022_modeltwo{background-color:#fff;padding:100px 0;}
.cad2022_modeltwo_tit{font-size: 40px;line-height: 55px;font-weight: 700;text-align: center;color: #1a191d;}
.cad2022_modeltwo_txt{width:80%;margin:16px auto 32px;font-size: 15px;
    font-weight: 400;
    text-align: center;
    color: #616161;
    line-height: 28px;}

.cad2022_modeltwo_imgcont{position:relative;}
.cad2022_modeltwo_imgcont img{width:100%;max-width:2240px;}

.cad2022_modeltwo_videoabg{display:none;z-index:0;position:absolute;left:0;top:0;width:100%;height:100%;background-color:#000;}
.cad2022_modeltwo_videoa{z-index:2;position:absolute;left:0;top:0;display:block;width:100%;height:100%;cursor:pointer;
background:url('../images/2022/cad2022-icon19.png') no-repeat center;background-size:75px;
}
.cad2022_modeltwo_videanimate{z-index:1;position:absolute;left:0;top:0;display:block;width:100%;height:100%;
    display:flex;align-items:center;justify-content:center;
}

.cad2022_modeltwo_animatebtn{
    animation: sploosh3 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
    height: 71px;
    width: 71px;
    font-size: 20px;
    color: #fff;
    line-height: 75px;
    text-align: center;
    border-radius: 100%;

    z-index: 10;
    animation-iteration-count:infinite;
    background: transparent;}
@keyframes sploosh3 {
    0% {
        box-shadow: 0 0 0 0px rgba(255, 255, 255, 0.7);
        background: rgba(255, 255, 255, 0.7);
    }
    100% {
        box-shadow: 0 0 0 15px rgba(255, 255, 255, 0);
        background: rgba(255, 255, 255, 1);
    }
}


.cad2022_video{position:absolute;left: 50%;top: 0;right:0;bottom:0;margin-left:-40%;
    display: block;
    height: 100%;
    z-index:-1;border:none;}
.cad2022_modelthree{background-color:#f8f8f8;}
.cad2022_modelthree_img{float:left;width:50%;position:relative;}
.cad2022_modelthree_img img{width:100%;max-width:980px;}
.cad2022_modelthree_txtcont{float:right;width:45%;}
.cad2022_modelthree_tit{font-size: 40px;font-weight: 700;color: #1a191d;line-height: 55px;}
.cad2022_modelthree_txt{font-size: 16px;font-weight: 400;color: #616161;line-height: 28px;margin:16px 0 28px;}
.cad2022_modelthree_item{font-size: 18px;font-weight: 700;color: #1a191d;line-height: 24px;
background:url('../images/2022/cad2022-icon18.png') no-repeat left center;padding-left:34px;
    margin:24px 0 4px 0;
}
.cad2022_modelthree_itemremark{font-size: 16px;
    font-weight: 600;padding-left:34px;
    color: #616161;
    line-height: 28px;}

.cad2022_modelthree_padding{padding-top:95px;}
.cad2022_modelthree_imgpadding{margin-top:50px;}

.cad2022_modelthree_videoa{position: absolute;
    left: 0;
    top: 0;
    display: block;
    width: 100%;
    height: 100%;z-index:2;

    cursor: pointer;}
.cad2022_modelthree_videoa img{width:75px;position:absolute;}
/*#familiar_video img{background: url(../images/2022/cad2022-icon19.png) no-repeat 52% 61%;}*/
/*#innovative_video{background: url(../images/2022/cad2022-icon19.png) no-repeat 44% 60%;}*/
#familiar_video img{left: 45%;top: 52%;}
#innovative_video img{left: 38%; top: 51%;}
.familiar_videoanimate{z-index:1;position:absolute;left:0;top:0;display:block;width:100%;height:100%;
    display:block;
}
.familiar_videoanimate .cad2022_modeltwo_animatebtn{
    position:absolute;left: 45.5%;
    top: 52.5%;
}
.innovative_videoanimate{z-index:1;position:absolute;left:0;top:0;display:block;width:100%;height:100%;
    display:block;}
.innovative_videoanimate .cad2022_modeltwo_animatebtn{
    position:absolute;left: 38.5%;
    top: 51.5%;
}

.cad2022_modelfour{background-color:#fff;padding:65px 0;}
.cad2022_modelfour_change .cad2022_modelthree_img{float:right}
.cad2022_modelfour_change .cad2022_modelthree_txtcont{float:left}
.cad2022_modelfour_change .cad2022_modelthree_tit{padding-top:160px;}

.cad2022_modelfive{background-color:#F8F8F8;padding:100px 0 77px;}
.cad2022_modelfive_cont{display: flex;justify-content:space-between;}
.cad2022_modelfive_item{width:30%;background: #ffffff;
    border-radius: 4px;padding-bottom:32px;
    box-shadow: 0px 9px 30px 0px rgba(0,0,0,0.15); }
.cad2022_modelfive_itemimg{width:100%}
.cad2022_modelfive_itemimg img{width:100%;height:auto;}
.cad2022_modelfive_itemtit{font-size: 20px;font-weight: 700;width:90%;margin: 32px auto 16px;text-align: left;color: #1a191d;line-height: 28px;}
.cad2022_modelfive_itemtxt{font-size: 14px;
    font-weight: 400;width:90%;margin: 0 auto;
    text-align: left;
    color: #616161;
    line-height: 22px;}

.cad2022_modelfive_btn{display:block;width: 292px;
    height: 64px;line-height: 64px;
    background-color: #003da8;font-size: 17px;
    font-weight: 700;margin:70px auto 0;cursor:pointer;
    text-align: center;
    color: #ffffff;
    }
.cad2022_modelfive_btn:hover{color:#fff;background-color:#007efe}
.cad2022_modelsix{background-color:#fff;}
.cad2022_modelsix_cont{flex-wrap:wrap;align-items:center;}
.cad2022_modelsix_item{
    width:30%;background: #ffffff;text-align: center;
    }
.cad2022_modelsix_itemimg{width:70px;margin:47px auto 15px;}
.cad2022_modelsix_itemtit{font-size: 24px;
    font-weight: 700;
    text-align: center;
    color: #1a191d;
    line-height: 28px;margin-bottom:32px;}
.video_fancyboxbg{display:none;background-color: #1e1e1e;position: fixed;width:100%;height:100%;top: 0;;left: 0;opacity: 0.87;z-index:99999992;}
.video_fancybox{display:none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999993;

}
.video_fancybox_slide{    position: relative;
    padding: 40px 24px 24px;width: 850px;
    margin: 80px auto;
    border-width: 0;
    vertical-align: middle;
    text-align: left;
    background-color: #fff;
    overflow: auto;
    box-sizing: border-box;}
.video_fancybox_video{width:100%;display:none;}


.video_fancybox_close{position: absolute;
    top: 0;
    right: 0;
    width: 44px;text-align:center;
    height: 38px;line-height: 38px;
    font-size:20px;color:#333;
    z-index: 10;
    cursor: pointer;
}
@media screen and (max-width:1300px) {
    .cad2020_top .cad2020_topcont h1{font-size:52px;line-height: 70px;}

    .oem_tab_list{width:19.866%;font-size:14px;}
    .oem_tab_titb{font-size:116px;}
    .oem_tab_txt {font-size: 40px;margin-top: 51px;line-height: 60px;}
    .oem_tabthree_model .oem_tab_txt{margin-top:102px;}


}
@media screen and (max-width:1200px) {
    .cad2020_modeltwo_icon {width:32px;height:auto; margin: 0 auto 15px; }
    .oem_tab_list{width:19.84%;font-size:14px;}
}

@media screen and (max-width: 1023px) {
    .cad2020_modeltwo_txt{line-height:28px;}
    .cad2020_modelthree_list{margin-top:40px;}
    .cad2020_modelthree_titone {
        margin-top: 10%;
    }

    .oem_tab_model{    margin: 28px 0 1px;}
    .oem_tab_list{margin-right: 1px;font-size:12px;width:19.88%;}

    .oem_tabone_modelhead{height:149px;margin-bottom:44px;}
    .oem_tab_tit{width:29%;}
    .oem_tab_titt {margin-top: 20px;font-size: 12px;height: 17px;line-height: 17px;    }
    .oem_tab_tit {height: 149px;}
    .oem_tabone_modeltit {margin: 0 15.6%;    }
    .oem_tab_titb { margin-top: 0px;font-size: 78px;text-align: center;height: 106px;line-height: 106px;    }

    .oem_tab_txt {    width: 63%;font-size: 24px;margin-top: 38px;line-height: 33px;    }

    .oem_tab_h3 {font-size: 18px;line-height: 24px;    margin: 0 auto 17px;}
    .oem_tab_h4 {font-size: 14px;line-height: 18px;    }



}
@media screen and (max-width: 980px) {
    .product_nav{top:50px;}
    .cad2020_top .cad2020_topcont h1 { font-size: 40px;line-height: 50px;}

    .cad2020_top_subtitle {font-size: 20px;line-height: 30px;}


    .cad2020_top_btn:first-child {
        margin-right: 40px;
    }
    .cad2020_modeltwo_cont {padding: 50px 0;}
    .cad2020_modeltwo_txt{font-size:16px;}
    .cad2020_modeltwo_icon {width: 26px;height: auto; margin: 0 auto 10px;    }
    .cad2020_imgli img{margin-top:0px;}
    .cad2020_modelthree_txt {font-size: 16px;}
    .cad2020_modelthree_tit {font-size: 28px; margin-bottom: 20px;line-height: 40px;    }
    .cad2020_modelthree_imgli img{margin-top:30px;}


    .cad2021_top{min-height:500px;}


    .cad2022_modeltwo {padding: 25px 0;}
    .cad2022_modeltwo_tit {font-size: 18px;line-height: 24px;}
    .cad2022_modeltwo_txt {width:100%;margin: 12px auto 24px;font-size: 14px;line-height: 24px;    }
    .cad2022_modelthree_txtcont {
        float: left;
        width: 100%;
    }
    .cad2022_modelthree_img {
        float: right;
        width: 100%;

    }
    .cad2022_modelthree_imgpadding {
        margin-top: 24px;
    }
    .cad2022_modelthree_padding {
        padding-top: 20px;
    }
    .cad2022_modelthree_tit {font-size: 18px;line-height: 24px;    }
    .cad2022_modelthree_txt {
        font-size: 12px;
        line-height: 24px;
        margin: 12px 0 20px;
    }
    .cad2022_modelthree_item {
        font-size: 16px;
        line-height: 22px;
        background-size:20px 20px;
        padding-left: 28px;
        margin: 24px 0 8px 0;
    }
    .cad2022_modelthree_itemremark {
        font-size: 12px;
        padding-left: 28px;

        line-height: 24px;
    }
    .cad2022_modelfour_change .cad2022_modelthree_tit {
        padding-top: 24px;
    }
    .cad2022_modelfour {
        padding: 24px 0 0;
    }
    .cad2022_modelfive {padding: 36px 0 0;    }
    .cad2022_modelfive_cont{flex-wrap: wrap;}
    .cad2022_modelfive_item {width: 100%;padding-bottom: 16px;margin-bottom:24px;}
    .cad2022_modelfive_itemtit {font-size: 16px;width: 90%;margin: 16px auto 8px;line-height: 22px;    }
    .cad2022_modelfive_itemtxt {font-size: 14px;line-height: 20px;}
    .cad2022_modelfive_btn {width: 292px;height: 62px;line-height: 62px;font-size: 16px;margin: 0 auto 0;}
    .cad2022_modelsix_item {
        width: 50%;

    }
    .cad2022_modelsix_itemimg {
        width: 56px;
        margin: 20px auto 12px;
    }
    .cad2022_modelsix_itemtit {font-size: 16px;line-height: 22px; margin-bottom: 20px;}
    .cad2022_modelsix_cont{margin-bottom:24px;}
    .cad2022_modeltwo_videoa {background-size:35px;}
    .cad2022_modeltwo_animatebtn{height: 31px;width: 31px;}
    .cad2022_modelthree_videoa img {width: 35px;}
}
@media screen and (max-width: 767px) {
    .cad2020_top_btn { width: 160px;height: 50px;line-height: 50px;}
    .cad2020_top_btnblue{width: 160px;height: 50px;line-height: 50px;}

    .oem_tab_model{display:none;}
    .cad2020_top_btn:first-child {margin-right:5px;}
    .cad2020_top .maincon {
        padding-top: 140px;
    }
    .cad2021_top .cad2020_top_btntxt{font-size:14px;}
    .cad2021_top .cad2020_top_btnblue{margin-left:5px;font-size:14px;width: 116px;}
}
@media screen and (max-width: 500px) {
    .cad2021_top {
        min-height: 329px;
    }
    .cad2020_top .maincon {padding-top: 130px; }
    .cad2020_top .cad2020_topcont h1 {font-size: 20px;line-height: 30px;    }
    .cad2020_top_subtitle {font-size: 16px;line-height: 20px; margin: 6px 0;   }
    .cad2020_top_smalltitle {font-size: 12px;       line-height: 20px;width:310px;margin-left:auto;margin-right:auto;}
    .cad2020_top_btncont {margin: 20px 0 0; }

    .cad2020_top_btn {width: 120px;height: 32px;line-height: 32px;  border-radius:5px;  }
    .cad2020_top_btntxt {font-size:12px;}
    .cad2020_top_btnline {width: 1px;height: 22px;margin: 5px 5% 0 10%;}
    .cad2020_top_btnimg {width: 10px; margin: 11px 0 0 0;}
    .cad2020_top_btn:first-child {margin-right: 20px;}

    .cad2020_top_btnblue{width: 120px;height: 32px;line-height: 32px;  border-radius:5px;}
    .cad2020_modeltwo_txt {font-size: 14px;line-height: 24px;}
    .cad2020_modeltwo_icon { width: 20px;margin: 0 auto 16px;}
    .cad2020_modeltwo_cont { padding: 20px 0 0;}

    #cad2020_model_list_phone{display:block;}
    #cad2020_model_list_pc{display:none;}
    .cad2020_modeltwo .maincon{width:100%;}
    .cad2020_video{    left: 15%;
        top: 0;
        display: block;
        width: 70%;
        height: 109%;}
    .cad2020_txtli {
        float: none;
        width: 80%;margin-left:auto;margin-right:auto;
    }
    .cad2020_imgli {
        float: none;
        width: 100%;
    }
    .cad2020_imgli img{margin-bottom:-21%;}

    .cad2020_modelthree_list{padding:0 5%;margin-top:0;}
    #tab1{background-color:#F8F8F8;margin-top: 60px;}
    #tab3, #tab5{background-color:#F8F8F8;}
    .cad2020_model_three .maincon{width:100%;}
    .cad2020_modelthree_listchange .cad2020_modelthree_txtli{float:none;margin-right:auto;margin-left:auto;}

    .cad2020_modelthree_tit {font-size: 18px;margin-bottom: 16px;line-height: 24px;    }
    .cad2020_modelthree_titone{margin-top:18px;}
    .cad2020_modelthree_txt {font-size: 14px;line-height: 24px;    }
    .cad2020_modelthree_txtli{float: none;width: 80%;margin-left: auto;margin-right:auto;}
    .cad2020_modelthree_imgli {float: none; width: 100%;text-align: center;    }
    .cad2020_model_fourtit {
        margin: 31px 0 16px;
        font-size: 18px;
        line-height: 24px;
    }
    .cad2020_model_fourtxt {font-size: 14px;line-height: 20px; }
    .cad2020_model_fourcont {
        margin: 28px auto 0;
        width: 90%;
    }
    .cad2020_model_fourlist{float: none;
        width: 90%;
        margin: 0 auto 40px;}
    .cad2020_model_fourlisttit {
        font-size: 16px;
        line-height: 28px;
        margin: 17px 0 15px;
        font-weight: normal;

    }
    .cad2020_model_fourlist:first-child {
        margin-left: auto;
    }
    .cad2020_model_fourlist:last-child {
        margin-right:auto;
    }
    .cad2020_model_fourlisttxt {
        font-size: 12px;
        line-height: 18px;font-weight:normal;

    }
    .oem_ourcustomers_cont {height:48px;}

    .cad2020_model_six h2{font-size:18px;}
    .cad2020_model_six { padding: 32px 0;}
    .cad2020_model_sixlist{float: none;display:block;width: 90%;margin:0 auto 16px;height: 284px; }
    .cad2020_model_sixlistimg {margin-top:40px;}
    .cad2020_model_sixlisttit{font-size:18px;}
    .cad2020_model_sixlisthref {margin-top: 20px;}
    .cad2020_model_sixlist:last-child {margin-right: auto;    }
    .cad2020_model_sixlistcont {
        margin-bottom:0;
    }
    .cad2020_model_seven{margin-top:0;}
    .cad2020_top_imgphone{display:block;}
    .cad2020_top_imgpc{display:none;}
    .cad2020_top_imgphone img{margin-bottom:-19%;}
    .cad2020_model_seven a{    width: 136px;
        height: 32px;
        line-height: 32px;
        border-radius: 5px;
        font-size: 12px;}
    .cad2020_model_sixlistimg img{height:130px;}

    #cad2020_top_btnphone{display:block;}
    #cad2020_top_btnpc{display:none;}
    .cad2020_top_btnblue{margin-left:0;}
    .cad2020_modeltwo_videoa {left: 12%; top: 11%; width: 77%;height: 100%;}
    .cad2020_modelthree_listone,.cad2020_modelthree_list{padding-bottom:32px;}
    .cad2020_modelthreelist_btna {margin:16px 0 0;height: 32px;line-height: 32px;border-radius: 16px;padding: 0 16px;font-size: 12px;        }
    .cad2020_modeltwo_imgphone img{margin-bottom:0;}
    .cad2020_modeltwo_imgphone .cad2020_modeltwo_videoa {left: 12%;
        top: 1%;
        width: 77%;
        height: 75%;}
    .cad2020_modeltwo_imgphone .cad2020_video {
        left: 15%;
        top: 0;
        display: block;
        height:74%;}
    .cad2020_txtli_phone{margin-bottom:10px;}
    .cad2020_model_fourtxtphone{width: 100%;}

}