body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: #fbf8f3; color: #1c2430; font: 16px/1.5 system-ui, sans-serif; }
main { max-width: 420px; padding: 24px; }
h1 { font-size: 22px; margin: 0 0 8px; }
a { display: inline-block; margin-top: 16px; background: #b8452a; color: #fff; padding: 10px 18px; border-radius: 999px; text-decoration: none; font-weight: 700; }
a svg { vertical-align: -2px; margin-right: 6px; }
.fine { font-size: 13px; color: #5b6573; margin-top: 20px; }
a:focus-visible { outline: 2px solid #1c2430; outline-offset: 3px; }