@media screen and (min-width:1500px){
    .main>img{
        min-height: 78px;
    }
}
.in{
    width: 1000px;
    margin: 0 auto;
}
.clear{
    overflow: hidden;
}
.logo{
    width: 200px;
    float: left;
}
.logo>img{
    width: 200px;
    margin-top: 18px;
}
.fl{
    float: left;
}
.top{
    position: absolute;
    width: 100%;
    z-index: 5;
}
.tit{
    height: 33px;
    width: 100%;
    background: #11627e;
}
.nav_in>ul{
    overflow: hidden;
    float: right;
}
.nav_in>ul>li{
    float: left;
    font-weight: 700;

}
.nav_in>ul>li>a{
    font-size: 16px;
}
.tit>.tit_in>p{
    text-align: right;
    padding-top:4px;
    margin-right: 16px;
}
.tit>.tit_in>p>i{
    margin-right: 5px;
}
.nav{
    height: 100px;
    width: 100%;
}
.nav>.nav_in>ul>li>a{
    line-height: 100px;
    padding:0 44px;
    color: #11627d;
}
.nav>.nav_in>ul>li>ul{
    position: relative;
    text-align: center;
    line-height: 40px;
    display: none;
}
.nav>.nav_in>ul>li>ul>li{
    border-bottom: 1px dotted #cccccc;
}
.nav>.nav_in>ul>li>ul>li>a{
    color: #11627d;
}
.nav>.nav_in>ul>li:hover{
    background: #f3f3f0;
}
.bg{
    background: #3981b1;
}
.tops{
    width: 100%;
    height: 133px;
}
/*banner*/
.banner{
    width:100%;
    height:500px;
    margin:auto;
    background: url(../img/banner.jpg) no-repeat center 0px ;
    }
.banner>.banner_box {
    position: relative;
    width:1000px;
    height:100%;
}
/*主体*/
.main{
    width: 100%;
}
.main>img{
    width: 100%;
}
.main h1{
    margin: 20px 0 ;
}
.main h1>img{
    width: 100%
}
.first>ul>li{
    overflow: hidden;
    padding: 30px 0;
    border-bottom: 1px dotted #ccc;
}
.first>ul>li>img{
    float: left;
    width: 245px;
    margin-right: 20px;
    border: 2px solid #13668e;
}
.first>ul>li>div>h3{
    font-weight: 700;
    margin-bottom: 20px;
}
.second>ul{
    overflow: hidden;
    padding: 40px 0;
}
.second>ul>li{
    width: 300px;
    border: 2px solid #13668e;
    float: left;
    margin-left: 44px;
}
.second>ul>li:first-child{
    margin-left: 0;
}
.second>ul>li>p{
    padding: 10px;
}
.third>ul>li{
    box-sizing: border-box;
    width: 485px;
    padding: 16px;
    border:3px double #13668e;
    float: left;
    margin-left: 30px;
    margin-bottom: 30px;
}
.third>ul>li:first-child,.third>ul>li:nth-child(3){
    margin-left: 0;
}
.third>ul>li>div{
    float: left;
    width: 280px;
    margin-right: 16px;
}
.third>ul>li>div>h3{
    font-weight: 700;
    margin-bottom: 20px;
}
.forth{
    background: url(../img/bg.jpg) no-repeat;
    padding: 40px;
    box-sizing: border-box;
    color: #fff;
}
.forth>h3{
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
}
.forth>p>a{
    color: #f8ed04;
}
.bottom{
    text-align: center;
    padding: 24px 0;
    background: #282828;
    color: #fff;
    margin-top: 40px;
}
.bottom>p>a{
    padding: 20px;
    color: #fff;
}
.hytz{
    padding: 20px;
    box-sizing: border-box;
    border: 3px double #13668e;
}
.hytz>h3{
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
}