body{
    color: black;
    font-family:"Microsoft YaHei",'Courier New', Courier, monospace;
    line-height: 1.42857143;
    box-sizing: border-box;
    background-color: #fff;
    min-width: 1100px;
}
a{
    text-decoration: none;
    color: #fff;
    font-size:18.7px;
    line-height: 18.7px;  
}
body img{
    border: none;
    vertical-align: middle;
}
.clearfix::after{
    display: block;
    content: "";
    clear: both;
}
.base{
    width: 1100px;
    margin: 0 auto;
}
header .base .imgs{
margin-top: 13px;
}
header .base .imgs::before{
    display: table;
    content: " ";
}
header .base .imgs .logo{
    float: left;
    height: 100px;
    line-height: 100px;
    margin-left: 160px;
}
header .base .imgs .logo img{
    max-height: 89px;
    width: auto;
}
header .base .imgs .xiaoxun{
    float: right;
}

header .base .imgs .xiaoxun img{
    max-height: 85px;
    width: auto;    
    margin-right: 164px;
}

header .base .title {
    color: #1f497d;
    font-family: 黑体,'Courier New', Courier, monospace;
    text-align: center;
    margin: 10px 0;
    font-weight: bold;
}
header .base .title h2{
    font-size: 45px;
    line-height: 48px;  
    display: inline-block;
}

header .base .title span{
    font-size: 27.3px;
    line-height: 50px;
}

header nav{
    background: #0062ad;
    width: 100%;
    margin-bottom: 35px;
}
header nav ul li{
    float: left;
    margin: 9px 25px;
}   
header nav ul :last-child{
    margin-right: 0;
}
header nav ul li a{
    padding: 10px 7px;
    font-weight:bolder;
}
header nav ul li a:hover{
    background: #fff;
    color: #0062ad;
 font-weight:bolder;
}

footer{
    background-color: #0062ad;
    text-align: center;
    color: #fff;
    line-height: 20px;
    font-size: 14px;
    padding-bottom: 10px;
}
footer .message{
    text-align: left;
    margin-left: 150px;
}
footer .first_a{
    border-bottom: 1px solid;
    margin-right: 30px;
    font-size: 14px;
}
footer .second_a{
    border-bottom: 1px solid;
    margin-left: 30px;
    font-size: 14px;
}