*{margin:0;padding:0;box-sizing:border-box}html,body,#app{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;font-size:14px;color:#303133;background:#f5f7fa}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:#c0c4cc;border-radius:3px}::-webkit-scrollbar-track{background:transparent}