body,html{padding:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}a{color:inherit;text-decoration:none}*{box-sizing:border-box}.container{max-width:960px;padding:24px;margin:0 auto}.card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:16px}