:root { font-family: system-ui, Avenir, Helvetica, Arial, sans-serif; line-height: 1.5; 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; } 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; } .glassCard { width: 240px; height: 360px; background: rgba(255, 255, 255, 0.5); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); border-radius: 20px; border: 1px solid rgba(255, 255, 255, 0.3); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.5), inset 0 -1px 0 rgba(255, 255, 255, 0.1), inset 0 0 8px 4px rgba(255, 255, 255, 0.4); position: relative; overflow: hidden; } h1 { font-size: 3.2em; line-height: 1.1; } button { border-radius: 8px; border: 1px solid transparent; padding: 0.6em 1.2em; font-size: 1em; font-weight: 500; font-family: inherit; background-color: #1a1a1a; cursor: pointer; transition: border-color 0.25s; } button:hover { border-color: #646cff; } button:focus, button:focus-visible { outline: 4px auto -webkit-focus-ring-color; }