body{margin:0;font-family:Georgia,Times New Roman,serif;background:#fafafa;color:#333}main{max-width:900px;margin:0 auto;padding:1rem}header.brand-name{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;border-bottom:2px solid #333;padding-bottom:.5rem}.brand-logo{height:50px}nav{display:flex;gap:1rem;padding:1rem 0;border-bottom:1px solid #666}nav a{text-decoration:none;color:inherit;font-weight:700;padding-bottom:.25rem}nav a.active{border-bottom:2px solid #fff}nav a:hover{background:#eee}section.content{padding:1rem 0}