.example-track{top:1px;height:8px;position:relative;background:transparent}.example-track-1{background:#ff6624}.example-thumb{top:1px;width:50px;height:48px;line-height:38px;font-size:.9em;text-align:center;color:#fff;cursor:pointer;box-sizing:border-box}.example-mark{margin:0 19px;bottom:calc(50% - 15px);width:8px;height:8px;border:2px solid rgb(0,0,0);background-color:#fff;cursor:pointer;border-radius:50%;vertical-align:middle}