.loading-box[data-v-802a5810]{width:100%;height:100%;position:relative}.loading-box .go-home[data-v-802a5810]{position:absolute;top:65%;left:50%;transform:translate(-50%,-65%)}#whiteboard{position:absolute;top:0;bottom:0;left:0;right:0;width:100%;height:100%}#whiteboard .next-page,#whiteboard .pre-page{display:none;position:absolute;width:30px;top:0;bottom:0;transition:background-color .5s;color:transparent}#whiteboard .next-page .forbid:hover,#whiteboard .pre-page .forbid:hover{cursor:not-allowed}#whiteboard .pre-page{left:-30px}#whiteboard .next-page{right:-30px}#whiteboard .next-page:hover,#whiteboard .pre-page:hover{background-color:rgba(0,0,0,.4)}#whiteboard .icon-chevron-left,#whiteboard .icon-chevron-right{font-size:40px;position:absolute;top:50%;margin-top:-25px;color:#fff}#whiteboard .has-page{cursor:pointer}#message-panel{width:100%;height:100%}#message-panel .notice{position:absolute;top:0;z-index:1;background:#fff;width:100%;border-top:1px solid #ddd}#message-panel .bjy-message-list{bottom:110px;height:unset;top:32px}#message-panel .bjy-message-sender{position:absolute;bottom:10px;width:100%;padding:0 10px}#message-panel .bjy-content-container{padding:0 10px}#message-panel .bjy-content-container .bjy-button{right:5px}.bjy-user-layer{position:fixed}.interaction[data-v-4125112e]{position:absolute;top:208px;left:0;right:0;bottom:0;font-size:13px}.interaction .list-wrap[data-v-4125112e]{width:100%;height:100%}.interaction .list-wrap .tab-title[data-v-4125112e]{width:100%;border-bottom:1px solid #ddd}.interaction .list-wrap .tab-title .tab-list[data-v-4125112e]{width:100%;padding:8px 0;display:inline-block;text-align:center;cursor:pointer;position:relative}.interaction .list-wrap .tab-title .has-new[data-v-4125112e]:after{content:"";width:4px;height:4px;border-radius:2px;background:red;position:absolute;top:5px;right:8px}.interaction .list-wrap .tab-container[data-v-4125112e]{position:absolute;top:0;bottom:0;left:0;right:0;overflow:hidden}.interaction .list-wrap .tab-container .action-list[data-v-4125112e],.interaction .list-wrap .tab-container .message-list[data-v-4125112e],.interaction .list-wrap .tab-container .user-list[data-v-4125112e]{position:absolute;top:0;bottom:0;right:0;left:0;opacity:0}.interaction .list-wrap .tab-container .active[data-v-4125112e]{left:0;opacity:1;z-index:1}.interaction .list-wrap .tab-container .question-answer[data-v-4125112e]{position:absolute;bottom:0;top:0;width:290px;left:0;background:#fff;transition:all .3s;z-index:1}.interaction .list-wrap .tab-container .fold[data-v-4125112e]{top:unset;height:36px}#live-teacher-player{width:100%;height:100%}.live-teacher-player{position:relative}.function-panel[data-v-09577749]{display:flex;justify-content:space-around;align-items:center}.function-panel>[data-v-09577749]{margin:0 10px;padding:2px 8px;cursor:pointer;display:flex}.function-panel>[data-v-09577749]:hover{border-radius:4px;background-color:hsla(0,0%,100%,.3);color:#fff;transition:all .3s}.function-panel .btn-wrap[data-v-09577749]{align-items:center}.function-panel .btn-wrap .icon-barrage-off[data-v-09577749],.function-panel .btn-wrap .icon-barrage-on[data-v-09577749]{font-size:22px;margin-right:5px}#answer-machine{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);box-shadow:0 2px 6px rgba(0,0,0,.25);z-index:1;background-color:#fff}#answer-machine .placeholder{width:320px;height:320px}#answer-machine .bjy-answer-student-title{width:50px}#quiz-student[data-v-4739a2bd]{position:absolute;z-index:1;width:400px;height:300px;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 2px 6px rgba(0,0,0,.25)}#quiz-student .title-bar[data-v-4739a2bd]{position:absolute;top:0;height:30px;width:100%;background:#444c63;display:flex;padding:0 10px;justify-content:space-between;align-items:center;color:#fff}#quiz-student .title-bar .close[data-v-4739a2bd]{cursor:pointer}#quiz-student .placeholder[data-v-4739a2bd]{position:absolute;top:30px;width:100%;bottom:0}.modal-panel[data-v-4129e99a]{z-index:1}.horselamp-fake[data-v-775eae68]{display:none}.bjy-countdown{width:100%;display:flex;justify-content:center;align-items:center}.bjy-lottery-hit-red{width:424px!important;position:absolute!important;top:50%;transform:translate(-50%,-50%);left:50%}.bjy-lottery-hit-red .bjy-layer{left:50%!important;transform:translateX(-50%)!important}.bjy-lottery-hit-red .bjy-container{box-sizing:border-box}.bjy-time{bottom:-140px!important}div{box-sizing:border-box}@font-face{font-family:iconfont;src:url(../fonts/iconfont.d509bf11.eot);src:url(../fonts/iconfont.d509bf11.eot#iefix) format("embedded-opentype"),url("data:application/x-font-woff2;charset=utf-8;base64,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") format("woff2"),url(data:font/woff;base64,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) format("woff"),url(../fonts/iconfont.f6dbe1f2.ttf) format("truetype"),url(../img/iconfont.afd77ce1.svg#iconfont) format("svg")}.icon{font-family:iconfont!important;font-size:16px;font-style:normal;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.icon-send-image:before{content:"\e719"}.icon-answer-machine:before{content:"\e67a"}.icon-roll-call:before{content:"\e67c"}.icon-full-screen:before{content:"\e7a6"}.icon-emotion:before{content:"\e632"}.icon-barrage-off:before{content:"\e696"}.icon-barrage-on:before{content:"\e697"}.icon-hand-up:before{content:"\e693"}.icon-share:before{content:"\e746"}.icon-setting:before{content:"\e611"}