.sy_header {
    height:120px;
    overflow:hidden;
}
.sy_header .sy_logo {
    float: left;
}
.sy_header .sy_tel {
    float:right;
    margin-right:270px;
}
    .sy_header .sy_tel img {
        float:left;
        padding-top:35px;
    }
    .sy_header .sy_tel .sy_teltxt {
        float:left;
        font-size:37.85px;
        color:#f39800;
        line-height:120px;
    }
.menu {
    height: 55px;
    background: #f39800;
}
.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

clearfix:after {
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

.nav {
    /*margin: 0 30px;*/
    position: relative;
    z-index: 1;
    float:right;
    margin-right:80px;
}

    .nav a {
        color:#fff;
    }

    .nav .nLi {
        float: left;
        position: relative;
    }

        .nav .nLi h3 {
            float: left;
            color: #fff;
            font-size:20px;
            line-height:52px;
        }

            .nav .nLi h3 a {
                display: block;
                margin: 0 40px;
                font-size:20px;
            }

            .nav .nLi h3.on a {
                border-bottom: solid #fff 3px;
            }

    .nav .sub {
        width: 250px;
        left: -50px;
        top: 55px;
        position: absolute;
        background: #fff;
        line-height: 26px;
        padding: 5px 0;
        display: none;
        z-index: 10;
        color: #000;
    }

    .nav .sub li {
        zoom: 1;
        height: 35px;
        text-align: center;
        line-height: 35px;
        font-size:18px;
    }
        .nav .sub li a {
            color: #000;
        }
        .nav .sub li:hover {
            background: #000;
            height: 35px;
        }

            .nav .sub li:hover a {
                color: #fff;
            }

    .nav .sub a:hover {
        color: #fff;
    }
.navigation {
    overflow: hidden;
    height: 50px;
    background:url(/web_images/xian_05.jpg)no-repeat;
    background-position-y:bottom;
    margin-bottom:37px;
}
    .navigation img {
    float:left;
    padding-top:15px;
    }
    .navigation a{
        float: left;
        line-height:50px;
        padding-left:10px;
        font-size:18.03px;
        color:#333333;
        letter-spacing:1px;
        text-transform :Uppercase;
    }
    .navigation .right {
        float: right;
        line-height: 50px;
        font-size: 18.41px;
        color: #434343;
        text-transform: Uppercase;
    }
.banner {
    height:496px;
}

.product {
    overflow: hidden;
    min-height: 300px;
}
    .product .leftmenu{
        float:left;
        width:265px;
    }
        .product .leftmenu .title {
            font-size:24px;
            color:#f39800;
            font-weight:bold;
            line-height:30px;
            border-bottom:solid #dbdbdb 1px;
        }
        .product .leftmenu ul li {
            border-bottom: solid #dbdbdb 1px;
        }
            .product .leftmenu ul li .tit {
                font-size: 18px;
                height: 30px;
                line-height: 30px;
                background: url(/web_images/li_05.jpg)no-repeat;
                background-position-x: right;
                background-position-y: center;
                margin-top: 25px;
            }
                .product .leftmenu ul li .tit a {
                    color: #333333;
                    display:block;
                }
            .product .leftmenu ul li.on .tit {
                background: url(/web_images/05_08.jpg)no-repeat;
                background-position-x: right;
                background-position-y: center;
                border-bottom: solid #dbdbdb 1px;
            }
                .product .leftmenu ul li.on .tit a {
                    color: #f39800;
                }
            .product .leftmenu ul li .erji li {
                font-size: 16px;
                padding-left: 30px;
                height: 30px;
                border-bottom:0;
                padding-top:5px;
            }
                .product .leftmenu ul li .erji li a {
                    display: block;
                    color: #626262;
                }
                .product .leftmenu ul li .erji li.on a{
                    color:#f39f11;
                }
    .product .rightpro{
        width: 1000px;
        float: right;
        overflow:hidden;
    }
        .product .rightpro .prolist {
            overflow:hidden;
            margin-bottom:40px;
        }
        .product .rightpro .prolist ul li {
            float: left;
            width: 312px;
            height: 368px;
            border: solid #f39800 1px;
            margin-right: 28px;
            margin-bottom: 55px;
        }
            .product .rightpro .prolist ul li.bt {
                margin-right: 0;
            }
            .product .rightpro .prolist ul li img {
                width: 312px;
                height: 312px;
            }
            .product .rightpro .prolist ul li .tit {
                height: 55px;
                background: #f39800;
                font-size: 17.39px;
                font-weight: bold;
                text-align: center;
                color: #fff;
                line-height: 55px;
            }
        .product .rightpro .page {
            float:left;
            margin-bottom:90px;
            position:relative;
            left:50%;
        }
            .product .rightpro .page ul {
                position:relative;
                left:-50%;
            }
            .product .rightpro .page ul li {
                float: left;
                background: #b5b5b5;
                width: 63px;
                height: 63px;
                font-size: 29.48px;
                color: #272727;
                text-align: center;
                line-height: 63px;
                margin: 0 8px;
            }
                .product .rightpro .page ul li a {
                    display:block;
                }
                .product .rightpro .page ul li.on {
                    background: #f39800;
                }
                    .product .rightpro .page ul li.on a {
                        color: #fff;
                    }
.news {
    overflow: hidden;
    margin-bottom: 85px;
    min-height: 300px;
}
    .news .newslist ul li {
        background: url(/web_images/newsli_05.jpg)no-repeat;
        height: 166px;
        margin-bottom: 40px;
    }
    .news .newslist ul li .titbox {
        overflow:hidden;
        padding-top:20px;
        margin-bottom:10px;
    }
        .news .newslist ul li .titbox .tit {
            float: left;
            width:1080px;
            font-size: 24px;
            color: #333333;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news .newslist ul li .titbox .date {
            float:right;
            font-size:20px;
            color:#919191;
        }
    .news .newslist ul li .txt {
        font-size: 20px;
        color: #919191;
        line-height: 30px;
        margin-bottom: 20px;
        word-break: break-all;
        text-overflow: ellipsis;
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
.news .page {
    position:relative;
    left:50%;
    float:left;
}
    .news .page ul {
        position:relative;
        left:-50%;
    }
.news .page ul li {
    float: left;
    width: 63px;
    height: 63px;
    background: #b5b5b5;
    font-size: 29.48px;
    line-height: 63px;
    text-align: center;
    margin: 0 8px;
}
    .news .page ul li.on {
        background:#f39800;
        color:#fff;
    }
.about_us {
    margin-bottom: 80px;
    min-height: 300px;
}
.about_us .titbox {
    padding: 40px 0;
}
    .about_us .titbox .title {
        font-size: 52px;
        font-weight: bold;
        color: #555555;
        text-align: center;
        font-family: 'Microsoft YaHei';
    }
    .about_us .titbox .huangxian {
        width: 85px;
        height: 10px;
        background: #f39800;
        margin: 10px auto;
    }
.about_us .txt {
    font-size:26px;
    color:#636363;
    font-family:'Microsoft YaHei';
}
.message .background {
    background: url(/web_images/mebj_07.jpg)no-repeat;
    height:1140px;
}
    .message .background .titbox {
        padding-top:190px;
    }
        .message .background .titbox .tit {
            font-size:48.01px;
            color:#fff;
            text-align:center;
        }
        .message .background .titbox .huangxian {
            width:180px;
            height:10px;
            background:#f39800;
            margin: 60px auto;
        }
    .message .background .inputbox {
        width:1016px;
        margin:0 auto;
    }
        .message .background .inputbox .first {
            overflow:hidden;
            margin-bottom:40px;
        }
            .message .background .inputbox .first .name {
                float: left;
                width: 302px;
                height: 55px;
                font-size: 17.78px;
                color: #888888;
                padding-left: 12px;
                margin-right: 35px;
                font-family: 'Microsoft YaHei';
            }
            .message .background .inputbox .first .email {
                float: left;
                width: 302px;
                height: 55px;
                font-size: 17.78px;
                color: #888888;
                padding-left: 12px;
                margin-right: 35px;
                font-family: 'Microsoft YaHei';
            }
            .message .background .inputbox .first .tel {
                width: 302px;
                height: 55px;
                font-size: 17.78px;
                color: #888888;
                padding-left: 12px;
                font-family: 'Microsoft YaHei';
            }
    .message .background .intit {
        width: 1016px;
        height: 55px;
        margin-bottom: 40px;
        font-size: 17.78px;
        color: #888888;
        padding-left: 12px;
        font-family: 'Microsoft YaHei';
    }
    .message .background .mestxt {
        width: 1016px;
        height:230px;
        margin-bottom: 40px;
        font-family:'Microsoft YaHei';
        font-size: 17.78px;
        color: #888888;
        padding-left: 12px;
        padding-top:12px;
    }
    .message .background .onclick {
        width:550px;
        height:55px;
        background:#f39800;
        font-size:24.01px;
        font-weight:bold;
        line-height:55px;
        margin:0 auto;
        text-align:center;
    }
        .message .background .onclick a {
            color:#fff;
        }
.message .txt {
    height:110px;
    background: url(/web_images/ddddd_17.jpg)no-repeat;
    background-position:center;
    font-size:26.01px;
    color:#515151;
    text-align:center;
    line-height:110px;
}
    .message .txt span {
        color:#f39800;
    }
.contact .title {
    overflow: hidden;
    margin-bottom: 20px;
}
    .contact .title .txt {
        font-size: 32px;
        color: #262626;
        font-weight: bold;
        border-bottom: solid #000 1px;
        float:left;
        padding-bottom:35px;
    }
.contact .txtbox {
    margin-bottom:60px;
    font-size: 28px;
    color: #484848;
    line-height: 48.52px;
    min-height:300px;
    /*width: 840px;*/
}
/*.contact .txtbox .tel {
    font-size: 28px;
    color: #484848;
    background: url(/web_images/tel_09.jpg)no-repeat;
    background-position-y: 5px;
    padding-left: 50px;
    margin-bottom: 20px;
    line-height: 48.52px;
    width: 840px;
}
.contact .txtbox .email {
    font-size: 28px;
    color: #484848;
    background: url(/web_images/email_13.jpg)no-repeat;
    background-position-y: 5px;
    padding-left: 50px;
    margin-bottom: 20px;
    line-height: 48.52px;
    width: 840px;
}
.contact .txtbox .wechat {
    font-size: 28px;
    color: #484848;
    background: url(/web_images/email_13.jpg)no-repeat;
    background-position-y: 5px;
    padding-left: 50px;
    margin-bottom: 20px;
    line-height: 48.52px;
    /*width: 840px;*/
/*}*/
.contact .txtbox .address {
    font-size: 28px;
    color: #484848;
    /*background: url(/web_images/add_16.jpg)no-repeat;
    background-position-y: 5px;
    padding-left: 50px;*/
    margin-bottom: 20px;
    line-height: 48.52px;
    /*width: 840px;*/
}
    .contact .txtbox .address table {
        cellpadding:0;
        cellspacing:0; 
    }
    .contact .map {
        margin-bottom: 90px;
    }

.foot {
    height:273px;
    background: #1e1811;
}
    .foot .title {
        padding-top:30px;
        margin-bottom:15px;
    }
    .foot .company {
        font-size: 18.02px;
        color: #fff;
        margin-bottom:15px;
    }
    .foot .lxfs {
        overflow:hidden;
        margin-bottom:20px;
    }
        .foot .lxfs .address {
            width:500px;
            float:left;
            font-size:18.02px;
            line-height:36.047px;
            color:#fff;
        }
        .foot .lxfs .telmail {
            float:left;
            padding-left:70px;
        }
            .foot .lxfs .telmail .tel {
                font-size: 18.02px;
                line-height: 36.047px;
                color: #fff;
            }
            .foot .lxfs .telmail .email {
                font-size: 18.02px;
                line-height: 36.047px;
                color: #fff;
            }
        .foot .lxfs .wechat {
            float: left;
            font-size: 18.02px;
            line-height: 36.047px;
            color: #fff;
            padding-left:70px;
        }
    .foot .banquan {
        font-size:16.68px;
        color:#a3a3a3;
    }