.main{
    display: flex;
    margin-top: 12px;
    justify-content: space-between;
}
a:hover{text-decoration:none; cursor:pointer}
.left-nav{
    width: 19.5%;
}
.right-description{
    width: 80%;
}
.nav-t{
    width: 100%;
    height: 40px;
    background-color: #1068aa;
    color: #fff;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
}
.nav-ul{
    width: 100%;
}
.nav-ul li{
    margin-bottom: 2px;
}
.nav-ul li {
    background: #f2f2f2;
    text-align: center;
    height: 35px;
    line-height: 35px;
    cursor: pointer;
}
.right-description-title{
    width: 100%;
    height: 40px;
    background-color: #1068aa;

}
.right-description-title p {
    color: #fff;
    line-height: 40px;
    padding-left: 36px;
    font-size: 16px;
}
.x{
    width: 99%;
    margin: 45px auto;
    height: 1px;
    background-color: #999;
}
.provide-list{
    display: flex;
    flex-wrap: wrap;
    margin-top: 8px;
}
.list-item{
    width: 33%;
    height: 150px;
    margin-bottom: 4px;
    background-color: #f2f2f2;
    border: #1068aa 1px solid;
}
.list-item img{
    width: 100%;
    height: 148px;
}
.list-item:nth-child(2){
    margin: 0 4px;
}
.list-item:nth-child(5){
    margin: 0 4px;
}
.list-item:nth-child(8){
    margin: 0 4px;
}
.page{
    width: 1000px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 25px auto;
}
.page li a{
    padding: 8px 12px;
    border: #1068aa 1px solid;
    margin-right: 10px;
}
.right-description>div{
    display: none;
}

.right-description>.box_active {
    display: block;
}
.news{
    border: 1px solid #f2f2f2;
    width: 100%;
    padding: 20px;

}
.news-one{
    margin-bottom: 15px;
}
.news-one h2{
    font-size: 18px;
}
.news-one span{
    font-size: 12px;
}
.news-one p{
    font-size: 13px;
    color: #999;
}
.xian{
    height: 1px;
    background-color: #f2f2f2;
    margin-top: 10px;
}