html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p,small, strong, ul, li,footer, header{margin:0; padding:0; border:0; outline:0; font-size:100%; vertical-align:baseline; background:transparent;}
html,body{width:100%;height:100%;margin:0;padding:0;background-color:#f5f5f5;}
body{margin:0 auto;position:relative;-webkit-touch-callout:inherit;-webkit-user-select:auto;font:14px "microsoft yahei",tahoma;}
a{margin:0; padding:0; border:0; font-size:100%; vertical-align:baseline; background:transparent; color:#666; text-decoration:none;}

.dn{display: none}
.fl{float:left;}
.fr{float:right;}
.oh{overflow:hidden;}
.tc{text-align: center}
.tr{text-align: right;}
.tl{text-align: left;}
.clearfix:after{content: ''; height:0; clear: both; display: block;}
.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.pr{position: relative;}
.pa{position: absolute;}
/*.w{padding:0 187.5px}*/
/*.w{width:1200px;margin:0 auto;}*/
.fw{width: 100%;}
img{max-width:100%;height:auto;vertical-align:middle;}

/*header*/
.bg_white{
    background-color:#fff;
}
/*.top_bg{*/
    /*background-color: #333;*/
/*}*/
/*.top_bar{*/
    /*height:30px;*/
    /*line-height:30px;*/
/*}*/
/*.top_bar a,.top_bar span{*/
    /*color:#999;*/
/*}*/
/*.head{*/
    /*line-height:75px;*/
/*}*/
/*.navbar-nav>li>a{*/
    /*width:105px;*/
    /*line-height:55px;*/
    /*display:block;*/
    /*text-align:center;*/
    /*float:left;*/
    /*color:#959595;*/
    /*font-size:16px;*/
/*}*/
/*.navbar-nav>li>a.active,.navbar-nav>li>a:hover{*/
    /*color:#1975cf;*/
/*}*/
/*.logo{*/
    /*margin-left:10px;*/
/*}*/
/*.navbar-toggle .icon-bar{*/
    /*background-color: #fff;*/
/*}*/
/*.navbar-inverse{*/
    /*margin-top:22px;*/
/*}*/
.head {
    line-height: 72px;
    background-color: #f8f8f8;
}
.main .nav1 {height:70px;overflow: hidden;background-color: #fff;}
.main .nav1 ul { float:right;width: 600px;}
.main .nav1 ul li {float: left;list-style: none; height: 30px;width: 100px;line-height: 30px;margin: 20px 50px; background-size: 15px 18px;background-color: #f8f8f8;border-radius: 2px;cursor: pointer;}
.main .nav1 ul li a:hover{color: #1975CF;text-decoration: none;}

/*专业内容*/
.main .tip1 {overflow: hidden;background-color: #f8f8f8;} 
.main .tip1 ul { float: left; position: relative; left: 50%; width: 600px;} 
.main .tip1 ul li {float: left; position: relative; left: -50%;list-style: none; height: 720px;}
.main .tip1 ul li:nth-child(1){width: 240px;height: 486px;margin-top: 55px;}
.main .tip1 ul li:nth-child(1) img:nth-child(2){position: absolute;top: 140px;left:35px;width: 170px;height: 170px;}
.main .tip1 .code{position: absolute;top:320px;left: 0;color: #888;font-size: 12px;display: inline-block;width: 240px;text-align: center;}
.main .tip1 .txt{position: absolute;top:340px;left: 0;color: #888;font-size: 12px;display: inline-block;width: 240px;text-align: center;}
.main .tip1 h1{color: #000;font-size: 30px;font-weight: normal;margin: 190px 0 0 60px;}
.main .tip1 .downtxt{font-size: 20px;margin:24px 0 0 60px;cursor: pointer;}
.main .tip1 .downtxt a{color: #888 !important;}
.main .tip1 .picIphone{margin: 30px 0 0 60px;}
.main .tip1 .picIphone em{font-style: normal;font-size: 20px;position: absolute;bottom: 10px;left: 30px;}
.main .tip1 .picIphone span img{position: absolute;top: 25px;left: 40px;}
.main .tip1 ul li:nth-child(2) span {display: inline-block;width: 130px;height: 130px;border: 1px solid #ddd;}
.main .tip1 ul li:nth-child(2) img{width: 56px;height: 60px;}


/*返回顶部*/
.goTop{
    width:50px;
    height:50px;
    position:fixed;
    bottom:170px;
    right:50px;
    z-index:100000;
}
/*footer*/
footer{
    padding-bottom: 60px;
    background-color:#312f38;
    color:#b2b2b2;
    font-size:12px;
}
.foot{
    width:490px;
    margin:0 auto;
    padding:45px 0 25px;
}
.foot_navs li{
    width:70px;
    color:#c2c2c2;
    font-size:14px;
    float:left;
    margin-right:15px;
}
.foot_navs li.last{
    margin-right: 0;
}
.foot_navs li a{
    color:#c2c2c2;
    display:block;
}
.foot_navs li a.active,.foot_navs li a:hover,.foot_navs li:hover{
    color:#1975cf;
}
.footer_a {
    color:#c2c2c2;
}
.copyright{
    line-height: 22px;
}
.mob{padding: 60px 0 30px;background-color: #fff;display: none}
.mob div{width: 80%;background-color: #1975cf;height: 44px;color: #fff;font-size: 18px;margin-left: 10%;line-height: 44px;margin-bottom: 30px;border-radius: 5px;}
.mob div:nth-child(1){background-color: #fff;font-size: 20px;color: #000;}
/*自适应屏幕 兼容*/
@media screen and (max-width:768px) {
    .main{display: none}
    .mob{display: block}
    /*导航栏*/
    .main .nav1 ul{left:0;width: 100%;}
    .main .nav1 ul li{left: 0;margin: 5px 0;}

    .main .tip1 ul,.main .tip1 ul li{width: 100% !important;left: 0;height: auto;text-align: center;}
    .main .tab1 .tip1 ul li img{width: 100%;height: auto;margin-bottom: 80px;}

    .main .tip1 ul li:nth-child(1) img:nth-child(2){left: 30%;}
    .main .tip1 .code,.main .tip1 .txt{width: 100%;}
    .main .tip1-1 h1{margin: 30px 0;}
    .main .tip1-1 .downtxt{margin: 30px 0;}
    .main .tip1 .picIphone{margin: 0 0 30px}
    .w {
        width:100%;
        margin:0 auto;
    }
    .foot{
        width:98%;
        margin:0 auto;
        padding:25px 0 20px;
    }
    .navbar-toggle .icon-bar {
        background-color: #1975cf;
    }
}
@media screen and (max-width:412px) {
    .main .tip1 ul li:nth-child(1) img:nth-child(2){left: 24%;}
}