.topic-top{
    height: 50px;
    background-color: #d9d9d9;
    width: 100%;
    display: flex;
}
.topic-top-date {
    width: 1200px;
    margin: 0 auto;
}
.topic-top-banner{
    height: 600px;
    width: 1200px;
    display: flex;
    margin: 0 auto;
}
.topic-top-banner > img{
    width: 100%;
    height: 100%;
}
.topic-top span{
    height: 50px;
    line-height: 50px;
    font-size: 16px;
}
.wraps .btn{
    display: flex;
    background-color: #f4f4f4;
    height: 65px;
    border-radius: 16px;
    box-shadow:rgba(0,0,0,0.08) 1px 4px 6px;
}
.wraps .btn > div{
    font-size: 18px;
    line-height: 65px;
    padding: 0 9px;
    color: #007fcf;
    cursor: pointer;
}
.wraps .btn a {
    font-size: 18px;
    color: #007fcf;
    cursor: pointer;
}
.wraps .btn > div.active{
    background-color: #007fcf;
    border-radius: 10px;
    color: #fff;
}
.wraps .btn > div.active a{
    background-color: #007fcf;
    color: #fff;
    cursor: pointer;
}
.wraps .btn > div:hover{
    background-color: #3ba0e0;
    border-radius: 10px;
    color: #fff;
}