body{font-family:system-ui,sans-serif;max-width:60rem;margin:0 auto;padding:1rem;line-height:1.5;color:#1b1b1b;background:#fff}
nav a{margin-right:1rem}
h1,h2{line-height:1.2}
.scroll{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:.9rem}
th,td{border:1px solid #bbb;padding:.35rem .5rem;text-align:left;vertical-align:top}
th{background:#f0f0f0}
.notice{border-left:4px solid #666;background:#f6f6f6;padding:.5rem 1rem;margin:1rem 0}
footer{margin-top:2rem;font-size:.9rem;color:#444}