:root { font-family: "Source Sans Pro", sans-serif; line-height: 1.5; font-weight: 400; color-scheme: light dark; background-color: #f5f5f5; font-synthesis: none; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; } * { margin: 0; padding: 0; box-sizing: border-box; } html, body, #root { width: 100%; min-height: 100vh; font-family: "Source Sans Pro", sans-serif; } body { margin: 0; min-width: 320px; } @media (prefers-color-scheme: light) { :root { color: #213547; background-color: #f5f5f5; } }