.course{width:100%}.course__header{width:100%;height:5.33333rem;position:relative}.course-content{width:100%;position:relative;margin-top:.26667rem}.course .line{border-top:.01333rem solid #ebebeb;margin-top:.34667rem}#object_box{width:100%;max-width:100%;height:100%}.course-detail{width:100%;height:100vh;overflow:hidden}#graphic_box{width:100%;height:100%;overflow:scroll}#object_box iframe{height:94%}.course .van-tab__pane,.van-tab__pane-wrapper{margin-bottom:120px}