.g-hd{ width:100%; height:5rem;position: relative;background: #fff; max-width:640px; min-width:320px; margin:0 auto;}

.g-hd h1{width: 28.75%;float: left; margin:0.3rem 0 0 0.5rem;}

.g-hd h1 img{display: block;width: 100%;}

.m-nav{width: 52%;float: left; padding:0 0 0 5%;}

.m-nav ul li{display: block;width: 33.3%;height: 5rem;line-height: 5rem;text-align: center;float: left;}

.m-nav ul li a{font-size: 1.3rem;color: #000;}



.m-nav2{width: 2.2rem;position: absolute;top: 1.7rem;right: 0.5rem;z-index: 102; line-height:0;}

.m-nav2 .oo{display: block;}

.m-nav2 .oo img,.m-nav2 .xx img{width: 2.2rem;height: 1.6rem;}

.m-nav2 .xx{display: none;}

.m-nav2 .erji{display: none;position: absolute;top: 3.3rem;right: -0.5rem;z-index: 10; max-width:640px; min-width:320px;width: 32rem; padding:2rem 0;background:rgba(0,0,0,0.8);}

.erji ul li{line-height: 4rem;height: 4rem; background:#fff;width: 46%;text-align: center; margin:0 auto 2.2rem;border-radius:3rem;}

.erji ul li a{font-size: 1.2rem;color: #333;width: 100%; display:block;}

.erji  .er_tel{display: block;font-size: 1.4rem;color: #fff;width: 56.25%;height: 3rem;text-align: center;line-height: 3rem;overflow: hidden; background:rgba(255,139,0,0.8); margin:0 auto;border-radius:5rem; }





    .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;

    }





        .g-ft{width: 100%;height: 9rem; max-width:640px; min-width:320px; margin:0 auto; }

        .g-ft h3{width: 4rem;height: 4rem; position:fixed; bottom:8.3rem; right:0.5rem;}

        .g-ft h3 img{width: 4rem;height: 4rem;}

        .fwz{width: 93.75%;margin:0 auto; line-height:1.8rem; color:#666; font-size:1.1rem;padding: 1rem 0 0;}

        .fwz span{padding: 0 1rem;}

        .fwz a{ color:#666;}

        .fnav{ position:fixed; bottom:0; left:0; min-width:320px; max-width:640px; width:100%; height:4rem; background:#2c2c2c;z-index:20;}

        .fnav li{ width:25%; float:left; height:4rem;line-height: 4rem; position:relative;}

        .fnav li:before{ content:""; position:absolute; top:1.8rem; right:0; width:1px; height:0.5rem; background:#fff;}

        .fnav li a{ display:block; text-align:center; color:#fff; font-size:1.1rem; height:5.6rem;}

        .fnav li:first-child{background:#156BF8;}

        .fnav li:last-child:before,.fnav li:first-child:before{ background:none;}