html{overflow-x: hidden;}
/*-----------------[初始化]--------------*/
body{color: #333;font-size: 12px;line-height: 1.5;font-family:'SourceHanSansCN-Regular',"微软雅黑","Microsoft Yahei";
    overflow-x: hidden;
}


/*******************************
  -------[=头部]-------
********************************/
.header{position: fixed;top: 0;left: 0;right: 0;z-index: 109;*zoom:1;height: 100px;
    transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
.header:after,.header:before{display:block; content:"clear"; height:0; clear:both; overflow:hidden; visibility:hidden; }
.logo{position: absolute;left: 66px;top: 0;font-size: 0;line-height: 100px;}
.logo img{display: inline-block;vertical-align: middle;height: 44px;}
.logo .img2{display: none;}
.hd-r{position: absolute;top: 0;right: 66px;}
.so-btn{float: left;width: 50px;height: 50px;margin-top: 25px;margin-right: 16px;cursor: pointer;
    background: url(../images/i-05.png) no-repeat center;
    -o-background-size: 18px auto;
    -ms-background-size: 18px auto;
    -moz-background-size: 18px auto;
    -webkit-background-size: 18px auto;
    background-size: 18px auto;
}
.so{position: absolute;top: 110px;right: 30px;display: none;
    
}
.so .inp{display: block;height: 50px;width: 280px;font-size: 16px;padding: 0 50px 0 25px;
    border-radius: 5px;border: 0;box-shadow: 0px 0px 10px rgba(0,0,0,.1);
}
.so .btn{position: absolute;right: 0;top: 0;width: 50px;height: 50px;cursor: pointer;
    border: 0;
    background: url(../images/i-03.png) no-repeat center;
    -o-background-size: 21px auto;
    -ms-background-size: 21px auto;
    -moz-background-size: 21px auto;
    -webkit-background-size: 21px auto;
    background-size: 21px auto;
}
.h-btn{float: right;font-size: 16px;position: relative;padding-left: 60px;line-height: 100px;color: #fff;
    background: url(../images/i-06.png) no-repeat 30px center;
    -o-background-size: 21px auto;
    -ms-background-size: 21px auto;
    -moz-background-size: 21px auto;
    -webkit-background-size: 21px auto;
    background-size: 21px auto;
}
.h-btn:hover{color: #fff;}
.h-btn:after{content: '';position: absolute;left: 0;top: 50%;width: 1px;height: 18px;
    background-color: rgba(255,255,255,.5);
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
}

.nav{text-align: center;font-size: 0;}
.nav li{display: inline-block;margin: 0 8px;position: relative;}
.nav li .v1{display: block;font-size: 16px;color: #fff;padding: 0 10px;position: relative;line-height: 100px;}
.nav li .v1:after{content: '';position: absolute;bottom: 0;left: 50%;right: 50%;height: 3px;
    background-color: #fff;border: 1px solid #fff;opacity: 0;
    transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
.nav li:hover .v1,.nav li.on .v1{color: #fff;}
.nav li:hover .v1:after,.nav li.on .v1:after{left: 0;right: 0;opacity: 1;}
.nav .sub-1{position: absolute;left: 50%;top: 100%;width: 148px;
    padding-top: 10px;display: none;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
}
.nav .sub-1 dl{padding: 21px 0;
    background-color: #fff;
    box-shadow: 0px 0px 10px rgba(0,0,0,.1);
}
.nav .sub-1 dd a{font-size: 16px;display: block;line-height: 54px;
    transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
.nav .sub-1 dd:hover a{color: #0680EC;background-color: #F1F4F5;}

.sub-2{position: fixed;top: 100px;left: 0;right: 0;overflow: hidden;display: none;
    background-color: #fff;border-top: 1px solid rgba(220,220,220,.5);
}
.sub-2 .col-l{width: 498px;padding-top: 50px;padding-bottom: 135px;
    background: url(../images/nv-bg1.jpg) no-repeat center bottom;
    -o-background-size: cover;
    -ms-background-size: cover;
    -moz-background-size: cover;
    -webkit-background-size: cover;
    background-size: cover;
}
.sub-2 .col-r{float: none;overflow: hidden;padding: 72px 60px 0 63px;}
.sub-2 .col-l dl{font-size: 18px;margin-left: 230px;width: 206px;}
.sub-2 .col-l dd a{display: block;font-size: 18px;color: #333;line-height: 60px;
    border-bottom: 1px solid transparent;text-align: left;position: relative;
}
.sub-2 .col-l dd a:after{content: '>';position: absolute;right: 0;top: 0;opacity: 0;}
.sub-2 .col-l dd:hover a,.sub-2 .col-l dd.on a{border-bottom-color: #5079B4;color: #4470AF;}
.sub-2 .col-l dd:hover a:after,.sub-2 .col-l dd.on a:after{opacity: 1;}
.sub-2 .txt{width: 785px;float: left;text-align: left;}
.sub-2 .tit{font-size: 28px;font-weight: normal;line-height: 1.1;margin-bottom: 24px;}
.sub-2 .desc{font-size: 16px;line-height: 1.88;color: #999;margin-bottom: 30px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.sub-2 .list{overflow: hidden;margin: 0 -8px;}
.sub-2 .list .item{width: 25%;float: left;}
.sub-2 .list .item .con{display: block;margin: 0 8px;}
.sub-2 .list .pic{height: 194px;border: 1px solid #E5E5E5;text-align: center;
    line-height: 194px;margin-bottom: 18px;
}
.sub-2 .list .pic img{display: inline-block;vertical-align: middle;
    max-width: 80%;max-height: 80%;
}
.sub-2 .list h4{font-size: 16px;text-align: center;}
.sub-2 .r-p{float: right;width: 458px;}
.sub-2 .r-p img{width: 100%;display: block;}

.sub-3{position: absolute;top: 101px;left: 50%;width: 826px;padding: 11px 41px 37px 59px;
    background-color: #fff;display: none;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
}
.sub-3 .col-l{width: 286px;}
.sub-3 .col-r{float: right;width: 397px;}
.sub-3 .pic{width: 100%;display: block;margin-top: 33px;}
.sub-3 dl{overflow: hidden;padding-top: 60px;margin-bottom: -26px;}
.sub-3 dd{width: 50%;float: left;text-align: left;margin-bottom: 26px;}
.sub-3 dd a{font-size: 16px;display: inline-block;position: relative;padding-bottom: 5px;
    color: #333;padding-left: 14px;border-bottom: 1px solid transparent;
}
.sub-3 dd a:before{content: '';position: absolute;left: 0;top: 50%;
    width: 4px;height: 4px;border-radius: 50%;
    background-color: #AAA;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
}
.sub-3 dd:hover a{border-bottom-color: #4470AF;color: #4470AF;}
.sub-3 dd:hover a:before{background-color: #4470AF;}
.header.white{position: static;background-color: #fff;position: relative;}

.header.small{background-color: #fff;position: fixed;
    box-shadow: 0px 0px 10px rgba(0,0,0,.1);
}
.header.white .logo .img1,.header.small .logo .img1{display: none;}
.header.white .logo .img2,.header.small .logo .img2{display: inline-block;}
.header.white .nav li .v1,.header.small .nav li .v1{color: #333;}
.header.white .nav li .v1:after,.header.small .nav li .v1:after{background-color: #4470AF;border-color: #0680EC;}
.header.white .nav li:hover .v1,.header.white .nav li.on .v1,
.header.small .nav li:hover .v1,.header.small .nav li.on .v1{color: #4470AF;}
.header.white .so-btn,.header.small .so-btn{background-image: url(../images/i-03.png);}
.header.white .so-btn:hover,.header.small .so-btn:hover{background-image: url(../images/i-03-on.png);}
.header.white .h-btn,.header.small .h-btn{color: #333;background-image: url(../images/i-04.png);
    border-color: rgba(51,51,51,.5);
}
.header.white .h-btn:hover,.header.small .h-btn:hover{background-image: url(../images/i-04-on.png);color: #0680EC;}
.header.white .h-btn:after,.header.small .h-btn:after{background-color: rgba(0,0,0,.5);}

.header.pof{position: fixed;}

.header.white .menuBtn b,.header.small .menuBtn b{background-color: #4470AF;}

/*******************************
    -------[=导航]-------
********************************/
.menuBtn{position: relative;z-index: 9;display: none;float: right;margin-top: 5px;margin-right: 10px;
    width: 40px;height: 40px;padding: 7px;cursor: pointer;
    transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
.menuBtn b{display: block;height: 3px;background-color: #fff;
    margin: 3px 0 5px;border-radius: 2px;
    transition: .3s;
    -ms-transition: .3s;
    -moz-transition: .3s;
    -webkit-transition: .3s;
    -o-transition: .3s;
}
.menuBtn.open{}
.menuBtn.open b{display: none;margin: 0;position: absolute;left: 5px;top: 50%;width: 30px;}
.menuBtn.open b:first-child{display: block;
    transform:rotate(45deg);
    -webkit-transform:rotate(45deg);
    -o-transform:rotate(45deg);
    -ms-transform:rotate(45deg);
}
.menuBtn.open b:last-child{display: block;
    transform:rotate(-45deg);
    -webkit-transform:rotate(-45deg);
    -o-transform:rotate(-45deg);
    -ms-transform:rotate(-45deg);
}