*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,DM Sans,Noto Sans SC,Helvetica Neue,Arial,sans-serif;background:#fafafa;color:#1a1a2e;-webkit-font-smoothing:antialiased}