:root { font-family: Inter, Avenir, Helvetica, Arial, sans-serif; font-size: 16px; line-height: 24px; font-weight: 400; color-scheme: light dark; color: rgba(255, 255, 255, 0.87); background-color: #242424; font-synthesis: none; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; -webkit-text-size-adjust: 100%; } a { font-weight: 500; color: #646cff; text-decoration: inherit; } a:hover { color: #535bf2; } body { margin: 0; display: flex; place-items: center; min-width: 320px; min-height: 100vh; } h1 { font-size: 3.2em; line-height: 1.1; } @media (prefers-color-scheme: light) { :root { color: #213547; background-color: #ffffff; } a:hover { color: #747bff; } button { background-color: #f9f9f9; } }