#basicOperation .content_box{width:100%;background:#fff;box-sizing:border-box;padding:24px 16px;display:flex;justify-content:flex-start;overflow:hidden}#basicOperation .content_box .left_box{display:flex;flex-direction:column;width:200px;height:100%;background:#fff;overflow:auto}#basicOperation .content_box .left_box .left_tab_item{width:100%;height:38px;line-height:38px;font-size:14px;font-weight:400;color:#56ab1b;text-align:left;position:relative;padding-left:6px}#basicOperation .content_box .left_box .left_tab_item:before{content:"";width:2px;height:30px;background:rgba(0,0,0,.06);position:absolute;left:0;top:50%;transform:translateY(-50%)}#basicOperation .content_box .right_box{flex:1;box-sizing:border-box}#basicOperation .content_box .right_box .options_name{font-size:16px;font-weight:500;color:rgba(0,0,0,.85);padding-bottom:8px;text-align:left}#basicOperation .content_box .right_box .video_wrap_box{width:100%;position:relative}#basicOperation .content_box .right_box .video_wrap_box .play_icon{width:60px;height:60px;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);cursor:pointer;z-index:99}#basicOperation .content_box .right_box .video_wrap_box .video_url{width:100%;height:100%}