.kongbai {
    width: 1200px;
    height: 30px;
}

.sheji {
    height: 480px;
}

.fenglei {
    position: relative;
    margin-bottom: 10px;
    height: 40px;
    background-color: #a0a0a0;
    border-radius: 20px;
}

.fenglei .dashijie {
    position: absolute;
    top: 13px;
    float: left;
    margin-top: -8px;
    margin-left: 522px;
    font-size: 20px;
    text-align: center;
}

.fenglei h3 {
    float: left;
    margin-top: -8px;
    margin-left: 522px;
    font-size: 20px;
    text-align: center;
}

.zhanshi li {
    float: left;
    margin-right: 10px;
    margin-bottom: 10px;
    width: 576px;
    height: 432px;
    transition: all .5s;
    border-radius: 30px;
    overflow: hidden;
}

.zhanshi li img {
    width: 100%;
}

.zhanshi li:nth-child(3n) {
    margin-right: 0px;
}

.zhanshi li:hover {
    transform: scale(1.1);
}