.app{min-height:100vh;display:flex;flex-direction:column}header{padding:1rem 2rem;border-bottom:1px solid #eee;display:flex;justify-content:flex-end}main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:2rem;text-align:center}h1{font-size:2.5rem;font-weight:700}code{background:#f4f4f4;padding:.2em .4em;border-radius:4px;font-size:.9em}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:#111;background:#fff}