.mid-right .list-wrapper{
    width: 930px;
    margin-left: 30px;
    display: flex;
    flex-wrap: wrap;
}
.mid-right .list-wrapper .item-wrapper{
    width: 217px;
    height: 306px;
    background: #FFFFFF;
    border: 1px solid #EDF0F6;
    box-shadow: 0px 2px 8px 0px rgba(46, 58, 89, 0.1);
    border-radius: 6px;
    box-sizing: border-box;
    margin-right: 20px;
    margin-bottom: 20px;
    padding: 16px;
    cursor: pointer;
}
.mid-right .list-wrapper .item-wrapper:nth-child(4n+4){
    margin-right: 0;
}

.mid-right .list-wrapper .item-wrapper .img-wrapper{
    width: 183px;
    height: 197px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.mid-right .list-wrapper .item-wrapper .img-wrapper .cover-img{
    display: block;
    max-width: 183px;
    max-height: 197px;
}
.mid-right .list-wrapper .item-wrapper .book-name{
    width: 183px;
    font-size: 16px;
    color: #2E3A59;
    margin: 20px 0;
}
.mid-right .list-wrapper .item-wrapper .author{
    width: 183px;
    font-size: 14px;
    color: #B5B7C0;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .mid-content {display:block!important;padding:0 16px;box-sizing:border-box;}
    .mid-content .mid-left,.mid-content .mid-right {width:100%!important;max-width:100%!important;margin:0!important;}
    .mid-content .mid-left {margin-bottom:16px!important;}
    .mid-right .list-wrapper {width:100%!important;margin-left:0!important;}
    .mid-right .list-wrapper .item-wrapper {width:calc(50% - 10px);margin-right:20px;margin-bottom:20px;height:260px!important;}
    .mid-right .list-wrapper .item-wrapper:nth-child(2n+2){margin-right:0;}
    .mid-right .list-wrapper .item-wrapper .img-wrapper {width:100%;height:auto;}
    .mid-right .list-wrapper .item-wrapper .img-wrapper .cover-img {max-width:100%;height:auto;}
    .mid-right .list-wrapper .item-wrapper .book-name,.mid-right .list-wrapper .item-wrapper .author {width:100%;margin:12px 0 0;}
    .mid-content .mid-left .left-content .line-item .item-content {padding:0 15px!important;box-sizing:border-box;width:100%!important;}
}