.web-office-default-container{display:none!important}.course-play-page{position:relative;min-height:100%}.course-play-page .body-wrap{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#000;z-index:1}.course-play-page .body-wrap.active{z-index:10}.course-play-page .player-wrap,.course-play-page .pptx-wrap{height:100vh}.course-play-page .pptx-wrap .cos-wrap{width:100%;height:100%}.course-play-page .media-control[data-media-control] .media-control-layer[data-controls] button.media-control-button[data-fullscreen]{display:none!important}.course-play-page .tool-bar{position:fixed;bottom:180px;right:20px;z-index:30}.course-play-page .tool-bar dl{position:relative}.course-play-page .tool-bar dl,.course-play-page .tool-bar dl dd,.course-play-page .tool-bar dl dt,.course-play-page .tool-bar dl li,.course-play-page .tool-bar dl ul{padding:0;margin:0}.course-play-page .tool-bar dl dt{width:60px;height:70px;text-align:center;font-size:14px;cursor:pointer}.course-play-page .tool-bar dl dd,.course-play-page .tool-bar dl dt{background-color:rgba(0,0,0,.75);-webkit-box-shadow:0 0 10px #fff;box-shadow:0 0 10px #fff;border-radius:12px;overflow:hidden;color:#fff}.course-play-page .tool-bar dl dd{display:none;position:absolute;bottom:70px;right:-10px;padding:20px}.course-play-page .tool-bar dl dd:after,.course-play-page .tool-bar dl dd:before{display:block;content:" ";width:100%;height:50px;position:absolute;left:0;z-index:10}.course-play-page .tool-bar dl dd:before{top:0;background:-webkit-gradient(linear,left top,left bottom,from(#000),to(transparent));background:linear-gradient(180deg,#000,transparent)}.course-play-page .tool-bar dl dd:after{bottom:0;background:-webkit-gradient(linear,left bottom,left top,from(#000),to(transparent));background:linear-gradient(0deg,#000,transparent)}.course-play-page .tool-bar dl dd .cover{width:200px;height:125px;line-height:125px;background-color:#f95f30;background-size:cover;border-radius:4px;text-align:center;font-size:80px;cursor:pointer}.course-play-page .tool-bar dl dd .cover.active{border:2px solid #33af85}.course-play-page .tool-bar dl dd .ul-wrap{height:400px}.course-play-page .tool-bar dl dd ul li{list-style:none;font-size:14px;margin-bottom:10px}.course-play-page .tool-bar dl dd ul li .text{padding-left:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}.course-play-page .tool-bar dl .el-scrollbar__wrap{overflow-y:auto;overflow-x:hidden}.course-play-page .tool-bar dl.open dt{position:relative;border-radius:0 0 12px 12px;z-index:2}.course-play-page .tool-bar dl.open dd{display:block}.course-play-page .tool-bar .btn-icon-course{display:block;margin:10px auto 5px auto;width:28px;height:28px;background-size:cover;background-image:url(../img/course-icon.b36e9b0e.svg)}.course-play-page .tool-bar .btn-icon-course-close{display:block;margin:10px auto 5px auto;width:28px;height:28px;background-size:cover;background-image:url(../img/course-icon-close.0bf8034c.svg)}.course-play-page .watermark{position:absolute;top:0;left:0;font-size:50px;color:#fff;text-shadow:0 0 20px #000;opacity:.5;-webkit-animation:ani_watermark 20s ease;animation:ani_watermark 20s ease;-webkit-animation-direction:alternate;animation-direction:alternate;-webkit-animation-iteration-count:infinite;animation-iteration-count:infinite;z-index:99}@-webkit-keyframes ani_watermark{0%{left:10%;top:0}to{left:80%;top:0}}@keyframes ani_watermark{0%{left:10%;top:0}to{left:80%;top:0}}