body {
    font-family: "微软雅黑";
    margin: 0px;
}

* {
    margin: 0px;
    padding: 0px;
}

.center_div1 {
    float: left;
    width: 100%;
    height: 300px;
    background: url('../image/us.png')no-repeat center;
    background-size: 100%;
    margin-top: -14px;
}

.center_All {
    width: 1200px;
    margin: 0 auto;
}
/*导航开始*/
.daohang1 {
    float: left;
    width: 100%;
    margin-top: 5px;
}

.daohang1_s1 {
    float: left;
    font-size: 14px;
    color: #333;
}

.daohang1_a1 {
    float: left;
    font-size: 14px;
    color: #333;
    text-decoration: none;
}

    .daohang1_a1:hover {
        color: #1e50ae;
    }

.daohang1_s2 {
    margin-left: 8px;
    margin-right: 5px;
    color: #333;
    font-size: 14px;
    float: left;
}
/*导航结束*/

.homeCase {
    /*padding: 30px 0;*/
    float: left;
    margin-top: 10px;
    margin-bottom: 15px;
    /*background-color: #eaeaea;*/
}

.wrap, .grWidth {
    width: 1200px;
    margin: 0 auto;
}

.homeTopic {
    font-size: 24px;
    color: #111111;
    margin-top:15px;
    text-align: center;
    font-weight: normal;
    padding-bottom: 15px;
}

.homeCase_s1 {
    display: block;
    font-size: 13px;
    margin-top: 2px;
    color: #999;
}
.homeCase_d1{
    float:left;
    width:100%;
  margin-top:-10px;
}
.homeCase_d1 img{
    float:left;
    width:100%;
}
.homeCase_d1a{
    float:left;
    width:100%;
  margin-top:20px;
   margin-bottom:20px;
}
.homeCase_d1a span{
    float:left;
    margin-left:175px;
}
.homeCase_d1a span img{
    margin-top:0px;
    float:left;
}
.homeCase_d1a span font{
    float:left;
    margin-left:10px;
    font-size:15px;
    color:#333;
}