:root{--brand-primary:#0058f8;--brand-ink:#001028;--brand-hero:#e8f0fe}*{box-sizing:border-box}body,html{margin:0;padding:0}body{color:var(--brand-ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--brand-primary)}