.g-hd{ width:100%; height:5rem;position: relative;background: #fff; max-width:640px; min-width:320px; margin:0 auto;}
.g-hd h1{width: 100%;position: absolute;top: 0;left: 0;overflow: hidden;}
.g-hd h1 a{display: block;width: 12.5%;margin: 0.6rem 0 0 1rem;}
.g-hd h1 img{display: block;width: 100%;}
.m-nav{width: 66%;float: left; margin:0 0 0 22%;position: relative;z-index: 10;}
.m-nav ul li{display: block;width: 33.3%;height: 5rem;line-height: 5rem;text-align: center;float: left;position: relative;}
.m-nav ul li a{font-size: 1.2rem;color: #333;}
.m-nav ul li:before{ content:"";width: 1px;height: 1.2rem;background: #666;position: absolute;top: 2rem;right: 0;}
.m-nav ul li:last-child:before{ background:none;}
.m-nav ul li.cur a{font-weight: bold;}

.m-nav2{width: 1.8rem;position: absolute;top: 1.7rem;right: 1rem;z-index: 102; line-height:0;}
.m-nav2 .oo{display: block;}
.m-nav2 .oo img,.m-nav2 .xx img{width: 1.8rem;height: 1.6rem;}
.m-nav2 .xx{display: none;}
.m-nav2 .erji{display: none;position: absolute;top: 3.3rem;right: -1rem;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; border-bottom:#d9e2e6 1px solid;width: 100%;text-align: center;}
.erji ul li a{font-size: 1.4rem;color: #fff;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:#4877bd; margin:2rem auto 0;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: 18rem;
            max-width: 640px;
            min-width: 320px;
            margin: 0 auto;
            padding: 1rem 0 0;
            background: #e9e9e9;
        }
        
        .g-ft h3 {
            width: 3.3rem;
            height: 3.3rem;
            position: fixed;
            bottom: 8rem;
            right: 0.5rem;
        }
        
        .g-ft h3 img {
            width: 3.3rem;
            height: 3.3rem;
        }
        
        .fwz {
            color: #666;
            font-size: 1rem;
            padding: 0 0 0 1.2rem;
            line-height: 1.8rem;
        }
        
        .fwz a {
            color: #666;
        }
        
        .fwz b {
            font-weight: normal;
        }
        
        .fwz span {
            padding: 0 0 0 1rem;
        }
        
        .fnav {
            position: fixed;
            bottom: 0;
            left: 0;
            min-width: 320px;
            max-width: 640px;
            width: 100%;
            height: 5rem;
            background: #333;
            z-index: 50;
        }
        
        .fnav li {
            width: 25%;
            float: left;
            height: 5rem;
            position: relative;
            line-height: 0;
            position: relative;
        }
        
        .fnav li:before {
            content: "";
            position: absolute;
            top: 2.2rem;
            right: 0;
            width: 1px;
            height: 0.5rem;
            background: #cdcdcd;
        }
        
        .fnav li a {
            display: block;
            text-align: center;
            color: #fff;
            font-size: 1rem;
            height: 5rem;
        }
        
        .fnav li em {
            display: block;
            width: 1.8rem;
            margin: 0.9rem auto;
        }
        
        .fnav li em img {
            width: 1.8rem;
            height: 1.8rem;
        }
        
        .fnav li:first-child {
            background: #4877bd;
        }
        
        .fnav li:last-child:before,
        .fnav li:first-child:before {
            background: none;
        }