:root{--zh-canvas:#fff9f2;--zh-text:#0f172a}html,body{background:var(--zh-canvas);min-height:100%;color:var(--zh-text)}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}