body,html{min-width:480px;min-height:480px}.teaching_content_page #chatBtn{display:none!important}.box[data-v-29f82e04]{position:absolute;top:0;left:0;right:0;bottom:0;overflow:hidden;min-width:480px}.box .box_left[data-v-29f82e04]{position:absolute;top:0;left:0;right:0;bottom:0;background:#fff;min-width:400px;word-break:break-all}.box .box_left .window_btn[data-v-29f82e04]{position:absolute;top:13px;right:15px;cursor:pointer;z-index:1}.box .box_left .window_btn>i[data-v-29f82e04]{color:#999;font-size:21px}.box .box_left .window_btn:hover>i[data-v-29f82e04]{color:#666}.box .box_left[data-v-29f82e04] .top_tabs .el-tabs__header{margin-bottom:0}.box .box_left[data-v-29f82e04] .top_tabs .el-tabs__header .el-tabs__nav-wrap{padding-left:15px;padding-right:15px}.box .box_left[data-v-29f82e04] .top_tabs .el-tabs__header .el-tabs__nav-wrap .el-tabs__item{height:50px;line-height:50px}.box .box_left[data-v-29f82e04] .top_tabs .el-tabs__header .el-tabs__nav-wrap:after{height:1px}.box .box_left[data-v-29f82e04] .top_tabs .el-tabs__content{position:absolute;top:50px;bottom:0;right:0;left:0;overflow-y:auto}