*,*:before,*:after{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;color:#1f2937;background:#f9fafb}h1,h2,h3,h4,p{margin:0 0 .75rem}a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:var(--cms-header-bg, #1f2937);color:#fff}header nav a{color:#d1d5db;margin-left:1rem;text-decoration:none}header nav a:hover{color:#fff;text-decoration:none}main{max-width:48rem;margin:0 auto;padding:2rem 1.5rem}