@-webkit-keyframes dong2-538a8b12{0%{-webkit-filter:blur(6vw);filter:blur(6vw)}to{-webkit-filter:blur(0);filter:blur(0)}}@keyframes dong2-538a8b12{0%{-webkit-filter:blur(6vw);filter:blur(6vw)}to{-webkit-filter:blur(0);filter:blur(0)}}.content[data-v-538a8b12]{height:100vh;width:100vw;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;overflow:hidden;background-image:url(../img/common-bg.ffae6e30.png);background-repeat:no-repeat;background-size:cover;background-position:bottom}.content .fullscreen-video[data-v-538a8b12]{position:fixed;width:100%;height:100%;top:0;left:0;-o-object-fit:contain;object-fit:contain;background-color:#fb9019;z-index:10}.content .lesson-detail-topnav[data-v-538a8b12]{padding:1.45349vh;position:absolute;top:0;left:0;right:0;z-index:9}.content .lesson-detail-container[data-v-538a8b12],.content .lesson-detail-topnav[data-v-538a8b12]{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.content .lesson-detail-container[data-v-538a8b12]{-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;width:78.99861vw;height:44.50626vw;background-image:url(../img/video-bg-2.e34b1b1a.png);background-repeat:no-repeat;background-size:cover;background-position:bottom;position:relative;background-size:100% 100%}.content .lesson-detail-container .style-video[data-v-538a8b12]{width:73.85257vw;height:40.61196vw;-o-object-fit:contain;object-fit:contain;border-radius:2.78164vw;border:.5814vh solid #fff;background-color:#ffb800;max-height:100vh;-webkit-box-sizing:border-box;box-sizing:border-box}.content .lesson-detail-container .container2[data-v-538a8b12]{width:100%;height:100%;background-color:wheat;border-radius:.266667rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;position:relative}.content .lesson-detail-container .card-popup-bg[data-v-538a8b12]{width:60vw;background-color:#fff;border-radius:.266667rem}.content .lesson-detail-container .card-popup-bg .listen-select[data-v-538a8b12]{width:60vw}.content .lesson-detail-container .card-popup-bg .listen-select .title[data-v-538a8b12]{font-size:6vh;font-family:Yuanti SC;font-weight:700;color:#a54a00;-webkit-background-clip:text}.content .lesson-detail-container .card-popup-bg .listen-select .select-images-container[data-v-538a8b12]{width:55vw}.content .lesson-detail-container .card-popup-bg .listen-select .bg-item-corner[data-v-538a8b12]{background:#eaeaea;border-radius:10vw}.content .lesson-detail-container .card-popup-bg .listen-select .bg-item-corner-select[data-v-538a8b12],.content .lesson-detail-container .card-popup-bg .listen-select .bg-item-corner[data-v-538a8b12]{width:19.25vw;height:12vh;opacity:1;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.content .lesson-detail-container .card-popup-bg .listen-select .bg-item-corner-select[data-v-538a8b12]{background:#fff;border-radius:10vw;border:.5vw solid #feba04;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.content .lesson-detail-container .card-popup-bg .listen-select .image-listen-select[data-v-538a8b12]{width:15.675vw;height:10.60714vw;text-align:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;border-radius:1.5vw;margin-top:1vh}.content .lesson-detail-container .card-popup-bg .listen-select .image-listen-select-btn[data-v-538a8b12]{width:13.2vw;height:4.76534vw;text-align:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;margin-top:4vh}.content .lesson-detail-container .card-popup-bg .listen-select .image-audio[data-v-538a8b12]{width:10vh;height:10vh}.content .lesson-detail-container .card-popup-bg .listen-select .score-text[data-v-538a8b12]{font-size:4vh;color:#fe8818;line-height:6vh;font-weight:700}video[data-v-538a8b12]::-webkit-media-controls-enclosure{overflow:hidden}.cast-screen-btn[data-v-538a8b12]{padding:0;background:transparent;border:none;outline:none;cursor:pointer;font-size:2vw;position:absolute;right:.426667rem;top:.266667rem;z-index:1000;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:end;-ms-flex-pack:end;justify-content:flex-end}