body{font-family:system-ui,sans-serif;line-height:1.6;max-width:760px;margin:0 auto;padding:1.5rem;color:#222}
nav a{margin-right:1rem}
h1{margin-top:2rem}
footer{margin-top:3rem;border-top:1px solid #ddd;padding-top:1rem;font-size:.9rem}
table{border-collapse:collapse;width:100%}
td,th{border:1px solid #ccc;padding:.4rem;text-align:left;vertical-align:top}