.buy_course_dialog .van-dialog__header{font-weight:700;padding-top:1rem}.buy_course_dialog .van-dialog__message{font-size:.8rem;padding:.5rem 1rem}.buy_course_dialog .van-button{border-radius:999px;font-size:.8rem;height:1.8rem;margin:0 .5rem}.buy_course_dialog .van-dialog__cancel{color:#333!important}*{border:none}.video_control[data-v-74740530]{width:100%;height:40px;background-color:rgba(0,0,0,.6);display:flex;justify-content:space-between;align-items:center;color:#fff;position:fixed;bottom:0;z-index:9999}.video_control .current_time[data-v-74740530],.video_control .total_time[data-v-74740530]{width:60px;height:100%;line-height:40px;text-align:center;font-size:12px}.video_control .screen_btn[data-v-74740530]{width:25px;height:25px;margin-right:10px}.video_control[data-v-74740530] .van-slider{width:calc(100% - 170px)}.video_control[data-v-74740530] .van-slider .van-slider__button{width:10px;height:10px;min-width:10px}.video_control_btn[data-v-74740530]{position:absolute;width:100%;height:60px;display:flex;align-items:center;justify-content:space-around;top:0;left:0;right:0;bottom:0;margin:auto;z-index:9999}.video_control_btn .video_control_btn_left[data-v-74740530],.video_control_btn .video_control_btn_right[data-v-74740530]{width:2.5rem}.video_control_btn .video_control_btn_center[data-v-74740530]{width:3.75rem}[data-v-74740530] .prism-player .prism-controlbar{display:none!important}.courseDetail[data-v-74740530]{width:100%;height:100%;background:#000;display:flex;align-items:center}.courseDetail .course-box[data-v-74740530]{width:100%;height:225px;background-color:rgba(0,0,0,.6);overflow:hidden;position:relative;max-width:none!important}.courseDetail .course-box .video_mask[data-v-74740530]{width:100%;height:100%;position:absolute;left:0;top:0}.courseDetail .course-box .video_mask .video_play_icon[data-v-74740530]{width:50px;height:50px;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background-image:url(../img/start.ba1c8cfe.png);background-repeat:no-repeat;background-size:50px 50px}.courseDetail .course-box[data-v-74740530] .prism-player .prism-big-play-btn{display:none!important}.courseDetail .course-box[data-v-74740530] .prism-player .prism-controlbar .prism-cc-btn,.courseDetail .course-box[data-v-74740530] .prism-player .prism-controlbar .prism-setting-btn,.courseDetail .course-box[data-v-74740530] .prism-player .prism-controlbar .prism-volume,.courseDetail .course-box[data-v-74740530] .prism-player .prism-info-display{display:none}.courseDetail .fullScreen_style[data-v-74740530]{position:fixed;left:100%;top:0;transform:rotate(90deg);transform-origin:0 0;width:100vh;height:100vw}[data-v-74740530] .van-slider .van-slider__button{margin-left:-3px}@media screen and (min-width:768px){.courseDetail[data-v-74740530]{width:414px;min-width:414px;max-width:414px;min-height:100vh;margin:0 auto}.courseDetail .video_control[data-v-74740530]{width:414px;left:50%;transform:translateX(-50%);bottom:24px!important}.courseDetail .video_control_btn .video_control_btn_left[data-v-74740530],.courseDetail .video_control_btn .video_control_btn_right[data-v-74740530]{width:40px}.courseDetail .video_control_btn .video_control_btn_center[data-v-74740530]{width:60px}[data-v-74740530] .prism-player video{-o-object-fit:contain!important;object-fit:contain!important}}