@font-face {
            font-family:'mon3';
            src:url("font/OPPOSans3.ttf");
        }
       
      .g-hd{height:5.65rem;position: relative;padding: 0 0 0 4%;background: #ffffff;}
      .g-hd img{display: block;width: 100%;}
      .g-hd .logo{float: left;width: 17.92%;margin: 1rem 0 0;}
      .g-hd .h_nav{float: right;height:5.65rem;margin-right: 1.6rem;}
      .g-hd .h_nav li{float: left;font-size: 1.4rem;line-height:5.65rem;padding:0 1.6rem;position: relative;}
     /* .g-hd ul li:after{ position: absolute;right: 0;top:1.5rem;width: 0.1rem;height: 1.4rem;background: #cccccc;content: ""; }
      .g-hd ul li:last-child:after{ background: 0; }*/
      .g-hd ul li a{color: #333333;}
      .g-hd .m-nav2{float: right;width:5.65rem;height: 5.65rem;}
      .menu2 {z-index:301;}
                    .menu2 .erji{width:100%;display: none;overflow: hidden;position: absolute;background:rgba(0,0,0,0.8);background-size:100% 100%;height:61.25rem;max-width: 750px;top:5.65rem;right: 0;transition: transform 3s;-webkit-transition: transform 3s; box-sizing: border-box; z-index: 100;}  
                    .menu2 .erji ul{background:#FFF;width:73.3%; height:100%;float:right;padding:0.65rem 1.75rem 0; box-sizing: border-box; }
                    .menu2 ul li{line-height: 5rem;color: #fff;font-size: 1.4rem;border-bottom:0.05rem solid rgba(26,26,26,.16); box-sizing: border-box;padding:0 0.9rem 0 0.95rem;}
                    .menu2 ul li a{display: block;text-decoration: none;font-size:1.3rem; color:#1a1a1a;font-weight: normal;background:url(images/xl-jt.png) no-repeat right;background-size:0.55rem 0.95rem;}
                

    .m2-left-nav-1 {
        margin: 1.3rem 1rem 1.8rem 1rem;
    } 
.m2-left-nav-1 .m2-left-nav-1-list {
        border-radius: 0.5rem;
        -webkit-border-radius: 0.5rem;
        overflow: hidden;
    } 
.m2-left-nav-1 .m2-left-nav-1-list li .down {
        height: 4.0rem;
        display: block;
        padding-left: 1rem;
        line-height: 4.0rem;
        box-sizing: border-box;
    } 
.m2-left-nav-1 .m2-left-nav-1-list .down span {
        width: 4rem;
        height: 4rem;
        float: right;
        display: block;
        background: url(images/href_icon2.png) no-repeat center center;
        background-size: 1.2rem; 
        overflow: hidden;
    } 
.m2-left-nav-1 .m2-left-nav-1-list li .borderno {
        border: none;
    } 
.m2-left-nav-1 .m2-left-nav-1-list li p {
        position: relative;
    } 
/*一列展现*/ 
.m2-left-nav-1 .list1 li {
        height: 3.6rem;
        line-height: 3.6rem;
        border-bottom: 1px solid #e1e1e1;
        padding-left: 3.3rem;
        position: relative;
        white-space: nowrap;
        overflow: hidden;
    } 
.m2-left-nav-1 .list1 li:before {
        content: "";
        overflow: hidden;
        position: absolute;
        left: 2.0rem;
        top: 1.46rem;
        z-index: 7;
        width: 0;
        height: 0;
        border-width: 0.3rem;
        border-style: solid;
        transform: roate(45deg);
        -moz-transform: rotate(45deg);
        -webkit-transform: rotate(45deg);
        -o-transform: rotate(45deg);
        border-color: #333 #333 transparent transparent;
    } 
.m2-left-nav-1 .list1 li:after {
        content: "";
        overflow: hidden;
        position: absolute;
        left: 2.0rem;
        top: 1.56rem;
        z-index: 8;
        width: 0;
        height: 0;
        border-width: 0.2rem;
        border-style: solid;
        transform: roate(45deg);
        -webkit-transform: rotate(45deg);
        -o-transform: rotate(45deg);
        border-color: #fff #fff transparent transparent;
    }
    /* -- 产品导航页二级导航背景颜色，字体颜色和线条颜色  -- */ 
.m2-left-nav-1 .list1 {
        display: none;
    } 
.m2-left-nav-1 .m2-left-nav-1-list {
        border: 1px solid #e1e1e1;
    }
    /*产品导航最外层边框*/ 
.m2-left-nav-1 .m2-left-nav-1-list .on p {
        border-bottom: 1px solid #ffffff;
        background-color: #fbfbfb;
        background-image: -webkit-gradient(linear, left top, left bottom, from(#fbfbfb), to(#e1e1e1));
        background-image: -webkit-linear-gradient(top, #fbfbfb, #e1e1e1);
        background-image: -moz-linear-gradient(top, #fbfbfb, #e1e1e1);
        background-image: -o-linear-gradient(top, #fbfbfb, #e1e1e1);
        background-image: -ms-linear-gradient(top, #fbfbfb, #e1e1e1);
        background-image: linear-gradient(top, #fbfbfb, #e1e1e1);
    }
    /*产品导航展开边框*/ 
.m2-left-nav-1 .m2-left-nav-1-list li .down {
        border-bottom: 1px solid #e1e1e1;
        background-color: #ffffff;
    }
    /*产品导航收缩边框*/
    /*.m2-left-nav-1  .m2-left-nav-1-list li:last-child .down { border:none; }*/ 
.m2-left-nav-1 .m2-left-nav-1-list li p {
        border-bottom: 1px solid #e1e1e1;
        background-color: #ffffff;
    }
    /*产品导航收缩边框*/ 
.m2-left-nav-1 .m2-left-nav-1-list li ul a {
        border: 0;
    }
    /*产品导航二级栏目边框*/ 
.m2-left-nav-1 .m2-left-nav-1-list .list1 .a_tit:before {
        border-color: #500971 #500971 transparent transparent;
    } 
.m2-left-nav-1 .m2-left-nav-1-list .list1 .a_tit:after {
        border-color: #fff #fff transparent transparent;
    }


     
      .f_top{height: 8.2rem;box-sizing: border-box;display: flex;justify-content: space-between;padding: 2.1rem 4% 0;width: 100%;background: #f6f7f7;}
      .f_top h2 img{width:15.3rem;height: 3.3rem;display: block;}

      .f_top .top img{display: block;width: 3.65rem;height: 3.65rem;margin: 0 auto;}
   
      .f_bd{background: #1c2025;height: 35rem;padding: 0 4%;}
      .f_dh{padding-top: 2.2rem;}
      .f_dh h3 a{font-size: 1.5rem;line-height: 1.5rem;color: #fff;display: block;font-weight: bold;}
      .f_dh h3 img{display: block;float:right;width: 1.25rem;height: 0.75rem;}
      .f_dh ul{margin-top: 1.2rem;display: flex;justify-content: space-between;flex-wrap: wrap;}
      .f_dh ul li:nth-child(4n+1){width: 24.8%;}
      .f_dh ul li:nth-child(4n+2){width: 32%;}
      .f_dh ul li:nth-child(4n+3){width: 25%;}
      .f_dh ul li a{display: block;font-size: 1.2rem;line-height: 2.4rem;color: #fff;text-align: left;}
      .f_ma{margin-top: 2rem;}
      .f_ma ul{display: flex;justify-content: space-between;}
      .f_ma ul li{width: 29%;}
      .f_ma ul li img{display: block;width: 100%;}
      .f_ma li span{display: block;font-size: 1.2rem;color: #ffffff;line-height: 3rem;text-align: center;}



      .f_nav{height: 6.5rem;background: url(images/fnav.png) no-repeat;background-size: 100% 6.5rem;min-width: 320px;max-width: 750px;width: 100%;position: fixed;bottom: 0;z-index: 100;}
      .f_nav li{float: left;width: 33.3%;height: 6.5rem;text-align: center;}
      .f_nav li img{display:block;width: auto;height: 2.1rem;margin:1.2rem auto 0;}
      .f_nav li span{display: block;color: #ffffff;font-size: 1.5rem;line-height:2.6rem;text-align: center;font-weight: bold;}
      .f_nav li:nth-child(2) img{height: 5.3rem;margin: -3rem auto 0.8rem;}