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48px);height:calc(100% - 48px);position:absolute;top:0}.subtitleMask{width:100%;height:100%;position:absolute;top:0;z-index:10;display:flex;justify-content:center}.subtitleMask p{color:#fff;white-space:pre-line;font-size:24px}.flexMask2{align-items:flex-start}.flexMask5{align-items:center}.flexMask8{align-items:flex-end}#video_banner_container{position:absolute;top:0;width:100%;height:95%;z-index:1000}#video_banner_container #video_banner{min-height:200px;position:relative;top:20%;height:60%;cursor:pointer}#video_banner_container #video_banner_close{width:1.5%;position:relative;top:-6.5%;right:2.5%;cursor:pointer}#components-layout-demo-custom-trigger .ant-tabs .ant-tabs-top-content{height:calc(100vh - 124px);overflow-y:auto}#components-layout-demo-custom-trigger .ant-layout{overflow-x:visible!important}#a-opt{width:calc(100% - 48px);height:calc(100% - 48px);position:absolute;top:0}.example{position:fixed;width:100%;height:100%;top:0;left:0;text-align:center;background:hsla(0,0%,100%,0);border-radius:4px;margin-bottom:20px;padding:30px 50px;margin:0;z-index:1001}.example>*{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)}.layout.ant-layout .header{background:rgba(60,60,60,.95);height:auto}#videoQasData .ant-checkbox-group-item{display:block;margin-bottom:15px;margin-left:20px}.player-disabled .prism-player .prism-progress{display:none}.triggerbtn{cursor:pointer;height:30px;border:1px solid #e8e8e8;line-height:30px;padding:0 15px;border-radius:15px 0 0 15px;border-right:none;color:#999;font-size:16px}.triggerbtn .trigger{line-height:30px;height:30px;font-size:20px}.studysider{background-color:#fff}.studysider .ant-collapse{border-radius:0}.ant-collapse-icon-position-right>.ant-collapse-item>.ant-collapse-header{text-align:left;padding-top:0;padding-bottom:0;height:50px}.studycollapse1 .collapseactivityName>div,.studycollapse .collapseactivityName>div{padding-left:10px!important}.ant-collapse-borderless>.ant-collapse-item>.ant-collapse-content>.ant-collapse-content-box,.ant-collapse-content>.ant-collapse-content-box{padding:0}.containerImg{width:15px;height:15px;z-index:2}.collapseactivityName>.ant-collapse-content>.ant-collapse-content-box,.containerImg{position:relative}.collapseactivityName>.ant-collapse-content>.ant-collapse-content-box:after{content:" ";position:absolute;height:calc(100% - 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