.loading-container[data-v-91b50cb5]{align-items:center;background-color:var(--bg-primary);color:var(--text-primary);display:flex;flex-direction:column;height:100vh;justify-content:center;left:0;position:fixed;top:0;width:100vw;z-index:9999}.loading-spinner[data-v-91b50cb5]{background-color:var(--bg-secondary);background-image:url(./book-loading.jxsa4Dtv.gif);background-size:cover;border-radius:50%;box-shadow:0 0 10px var(--shadow-color);height:200px;width:200px}.fade-enter-active[data-v-91b50cb5],.fade-leave-active[data-v-91b50cb5]{transition:opacity .6s ease;transition-delay:.5s}.fade-enter-from[data-v-91b50cb5],.fade-leave-to[data-v-91b50cb5]{opacity:0}#carpet[data-v-dd73af36]{background-color:var(--bg-color);color:var(--text-color);flex-direction:column;max-height:100vh;min-height:100vh;transition:background-color .3s,color .3s}#carpet[data-v-dd73af36],#carpet #carpet-body[data-v-dd73af36]{display:flex;position:relative}#carpet #carpet-body[data-v-dd73af36]{flex:1;overflow:auto}#carpet #carpet-body #content[data-v-dd73af36]{display:flex;flex:1;flex-direction:column;overflow:hidden auto;scrollbar-color:var(--scrollbar-thumb-color) var(--scrollbar-track-color);scrollbar-width:thin;transition:background-color .6s,scrollbar-color .6s;width:0}#carpet #carpet-body #content[data-v-dd73af36]::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-color)}#carpet[data-v-dd73af36] .expand{flex:1}.back-button-container[data-v-dd73af36]{background-color:var(--bg-color);border-bottom:1px solid var(--menu-border-color);padding:10px 20px}.back-button-container .back-button[data-v-dd73af36]{color:var(--primary-color);font-weight:700;text-decoration:none}.back-button-container .back-button[data-v-dd73af36]:hover{text-decoration:underline}.learning-button-container[data-v-dd73af36]{background-color:var(--bg-color);padding:10px;text-align:right}.learning-button-container button[data-v-dd73af36]{align-items:center;display:flex}