@media screen and (max-width: 768px) {
    .bookList .bookItem {
        width: 3.4rem;
        margin-right: calc(100% - 6.8rem);
        margin-bottom: .35rem;
    }
    .bookList .bookItem .img-book {
        width: 3.4rem;
        height: 4.8rem;
        display: block;
        margin-right: calc(100% - 6.8rem);
        margin-bottom: .2rem;
    }
    .bookList .bookItem:nth-child(2n) {
        margin-right: 0;
    }
    .bookList .bookItem:nth-child(5n) {
        margin-right: calc(100% - 6.8rem);
    }
    .bookList .bookItem .name {
        font-size: .28rem;
        margin-top: 0rem;
    }
}