html,body{color:#111;background:#fafafa;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;line-height:1.5}main{max-width:720px;margin:0 auto;padding:4rem 1.5rem}h1{margin:0 0 1rem;font-size:2rem}.app-nav{background:#fff;border-bottom:1px solid #eee;justify-content:space-between;align-items:center;padding:.75rem 1.5rem;display:flex}.app-nav .brand{color:inherit;font-size:1.1rem;font-weight:600;text-decoration:none}.auth-button{align-items:center;gap:.75rem;font-size:.9rem;display:flex}.auth-name{color:#555}.auth-button button{color:#555;cursor:pointer;background:0 0;border:1px solid #ccc;border-radius:4px;padding:.3rem .7rem;font-size:.85rem}