.nav-c[data-v-7dc6c432]{font-size:2.769231rem;color:#97a7df}.main[data-v-7dc6c432]{width:100%;height:89.5%;padding:.769231rem 3.846154rem}.main .board-box[data-v-7dc6c432]{width:101.538462rem;height:100%;padding:4.615385rem .769231rem;background:url(../../assets/img/blackboard-bg.c1688d80.png) no-repeat 50%;background-size:100% 100%;font-size:3.846154rem;color:#fff}.main .board-box .word[data-v-7dc6c432]{margin:2.307692rem 3.076923rem;padding:.769231rem}.main .board-box .word span[data-v-7dc6c432]{cursor:pointer}.main .board-box .word .active[data-v-7dc6c432]{color:#d12040}.main .video-panel[data-v-7dc6c432]{width:36.923077rem;height:100%;border-radius:.307692rem;background:#fafafa;padding:2.307692rem .769231rem}.main .video-panel p[data-v-7dc6c432]{margin:.769231rem auto;text-align:center;font-size:1.538462rem;font-weight:400}.main .video-panel video[data-v-7dc6c432]{width:100%;height:24.615385rem;margin-top:2.307692rem;outline:none}