.topbox {
    background: url("../images/bg.jpg") no-repeat center top;
}
.top {
    width: 1200px;
    height: 185px;
    margin: 0 auto;
}
.top-1 {
    height: 30px;
    line-height: 30px;
}
.top-1 ul li {
    float: left;
    font-size: 12px;
}
.top-1 a {
    float: right;
    font-size: 12px; 
    color: #333333;
}
.top-2 {
    height: 155px;
}
.top-2 img {
    float: left;
    height: 98px;
    width: 416px;
    margin-top: 28px;
}
.top-2sou {
    float: right;
    width: 380px;
    height: 50px;
    margin-top: 55px;
}
.top-2souinp {
    width: 300px;
    height: 36px;
    border: none;
    border-radius: 15px;
    padding-left: 10px;
}
.top-2souinpt {
    width: 70px;
    height: 36px;
    border: none;
    border-radius: 15px;
    margin-left: -27px;
    color: white;
    font-size: 16px;
    background: #005293;
}
.nav {
    width: 100%;
    height: 50px;
    background: #005293;
}
.navul {
    width: 1200px;
    height: 50px;
    margin: 0 auto;
}
.navul li {
    float: left;
    width: 200px;
    height: 50px;
    line-height: 50px;
    text-align: center;
}
.navul li a {
    float: left;
    color: white;
    font-size: 20px;
    padding-left: 15px;
    font-weight: bold;
}
.navul li img {
    float: left;
    margin-top: 13px;
    margin-left: 40px;
}
.navyun {
    background: #1853ad;
}