.id_header{
    width: 1200px;
    margin: auto;
    overflow: hidden;
}
.id_logo{
    display: block;
    margin-top: 103px;
}
.id_nav{
    overflow: hidden;
    width: 100%;
    display: block;
}
.id_nav{
    margin-top: 85px;
    height: 60px;
    overflow: hidden;
    background: #0969b6;
}
.id_nav_box{
    float: left;
}
.id_nav_box ul li{
    float: left;
}
.id_nav_box ul li a{
    display: block;
    width: 155px;
    text-align: center;
    line-height: 60px;
    color: #ffffff;
    font-size: 20px;
}
.id_nav_box ul li a:hover{
    background: #019aed;
}
.id_nav_search{
    float: right;
}
.id_nav_search .text{
    float: left;
    height: 36px;
    width: 210px;
    border: 1px solid #75abd6;
    border-right: 0;
    background: no-repeat;
    outline: none;
    text-indent: 11px;
    margin-top: 13px;
    line-height: 36px;
    color: white;
    background-color:white;
}
.id_nav_search .btn{
    float: left;
    border: 1px solid #75abd6;
    border-left: 0;
    background: url("../images/ico.png");
    width: 50px;
    height: 38px;
    margin-top: 13px;
    margin-right: 5px;
}


/*�޸�*/
.id_nav{
    margin: 0;
}
.id_fl{
   width: 1200px;
    height: 296px;
    overflow: hidden;
    margin: auto;
}