body { margin: 0; font-family: -apple-system, "Hiragino Sans", sans-serif; line-height: 1.8; color: #222; background: #fcfaf3; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px 64px; }
h1 { font-size: 1.6rem; }
a { color: #c0392b; }
.app a { color: #666; text-decoration: none; font-size: .9rem; }
h2 { font-size: 1.2rem; margin-top: 2em; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; }
th, td { border: 1px solid #ddd; padding: 8px 10px; vertical-align: top; text-align: left; }
th { background: #f3efe4; white-space: nowrap; }
li { margin: .2em 0; }