body{font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif;margin:0;padding:0;}
header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid #eee}
nav a{margin-right:12px;text-decoration:none;color:#0a66c2}
nav a:hover{text-decoration:underline}
main{padding:16px}
table{border-collapse:collapse;width:100%;}
th,td{border:1px solid #ddd;padding:8px;text-align:left}
th{background:#fafafa}