.container[data-v-266fc317]{overflow:hidden;height:100%;flex:1}.container .book[data-v-266fc317]{overflow-y:scroll}.container .book-head[data-v-266fc317]{align-items:center}.container .book-head__cover[data-v-266fc317]{width:80vw;height:53.33333vw}.container .book-head__cover img[data-v-266fc317]{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.container .book-head__play[data-v-266fc317]{padding:2.66667vw 0;width:61.33333vw;align-items:center}.container .book-head__play .book-play__item[data-v-266fc317]{align-items:center;justify-content:center;flex:1}.container .book-head__play .book-play__item img[data-v-266fc317]{width:4.26667vw;height:4.26667vw;margin-bottom:1.33333vw}.container .book-tabs .commodity-tags__item[data-v-266fc317]{padding:.53333vw 1.6vw;background:#f89f1c;border-radius:.53333vw;color:#fff}.container .book-tabs .commodity-content__row[data-v-266fc317]{margin-bottom:1.86667vw;line-height:1.3}.container .book-tabs .commodity-price[data-v-266fc317]{background:#f7f7f7}.container .book-tabs .commodity .book-isbn[data-v-266fc317]{text-align:center;margin-top:5.33333vw}.container .book-tabs .commodity .book-isbn img[data-v-266fc317]{width:50%}.container .book-tabs .brief-wrap[data-v-266fc317]{margin-bottom:4vw}.container .book-tabs .brief-wrap__title[data-v-266fc317]{padding-left:3.2vw;position:relative}.container .book-tabs .brief-wrap__title[data-v-266fc317]:after{content:"";position:absolute;width:.8vw;height:3.2vw;background:var(--color-red);top:0;left:0;bottom:0;margin:auto}.container .book-tabs .brief-wrap__content[data-v-266fc317]{flex-wrap:wrap}.container .book-tabs .brief-wrap__content .brief-content__item[data-v-266fc317]{width:48%;margin-bottom:2.13333vw}.container .book-tabs .brief-wrap__content .brief-content__item[data-v-266fc317]:nth-child(2n){margin-left:2%}.container .book-tabs .catalogue[data-v-266fc317]{padding:4vw}.container .book-tabs .catalogue-title[data-v-266fc317]{padding-left:4vw;position:relative}.container .book-tabs .catalogue-title[data-v-266fc317]:after{content:"";position:absolute;left:0;top:0;bottom:0;width:.8vw;height:3.2vw;background:var(--color-red)}.container .book-tabs .catalogue-tree[data-v-266fc317]{padding:2.66667vw}.container .book-tabs .catalogue .open-more[data-v-266fc317]{text-align:center}.container .book-tabs .table-cell[data-v-266fc317]{padding:4vw}.container .book-tabs .table-cell__item[data-v-266fc317]{padding:1.33333vw 0;border-bottom:1px solid #e3e3e3;align-items:center}.container .book-tabs .table-cell__item .type-icon[data-v-266fc317]{width:6.4vw;height:6.4vw}.container .book-tabs .table-cell__item .content .row2[data-v-266fc317]{align-items:center}.container .book-tabs .table-cell__item .content .row2 .sock[data-v-266fc317]{width:4.26667vw;height:4.26667vw}.container .book-tabs .books[data-v-266fc317]{padding:4vw}.container .book-tabs .books .book-item[data-v-266fc317]{align-items:center;padding:3.2vw 0;border-bottom:1px solid #e3e3e3}.container .book-tabs .books .book-item__img[data-v-266fc317]{width:14.4vw;height:18.66667vw}.container .book-tabs .books .book-item__img img[data-v-266fc317]{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.container .book-tabs .books .book-item__content[data-v-266fc317]{height:18.66667vw;padding:.8vw 0;justify-content:space-between}.container .book-footer[data-v-266fc317]{height:12vw;box-sizing:content-box;padding-bottom:env(safe-area-inset-bottom)}.container .book-footer__cart[data-v-266fc317]{width:24vw;align-items:center;justify-content:center}.container .book-footer__cart img[data-v-266fc317]{width:4.8vw;height:4.8vw}.container .book-footer__cart span[data-v-266fc317]{color:#bbb}.container .book-footer__btn[data-v-266fc317]{flex:1;line-height:12vw;text-align:center}.container .book-footer__btn span[data-v-266fc317]{color:#fff}.container .book-footer__btn1[data-v-266fc317]{background:#f89f1c}.container .book-footer__btn2[data-v-266fc317]{background:#c40417}.container .book-footer__opacity[data-v-266fc317]{background:#ddd}[data-v-266fc317] .vtl-node-content{flex:1}[data-v-266fc317] .tree-cell{align-items:center}.qq-box[data-v-266fc317]{width:9.6vw;height:9.6vw;border-radius:50%;background:#fff;align-items:center;justify-content:center;position:fixed;right:4vw;top:calc(68.26667vw + var(--app-header-height, "52px"))}.qq-box img[data-v-266fc317]{width:4.26667vw;height:4.26667vw}[data-v-266fc317] .exercise-downloader{position:absolute;top:0;left:-533.33333vw}