.bottom_banner{
    width: 100%;
    height: 300px;
    background: #eee;
}
.bottom_banner .img{
    width: 100%;
    height: 100%;
}
.list{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    padding-top: 40px;
}
.list .item{
    width: 270px;
    height: 270px;
    position: relative;
    margin-right: 40px;
    margin-bottom: 60px;
}
.list .item:nth-of-type(4n){
    margin-right: 0;
}
.list .item .label{
    position: absolute;
    left: -15px;
    top: -15px;
    background: #04B4AE;
    color: #fff;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    padding: 0 14px;
    text-align: center;
    box-sizing: border-box;
}
.list .item .poster{
    width: 100%;
    height: 100%;
    background: #eee;
}