body{background:var(--color-white);color:var(--color-text-primary);max-width:700px;margin:auto;padding:2rem;font-family:Arial,sans-serif;position:relative}.close-button{cursor:pointer;background:0 0;border:none;font-size:1.5rem;position:fixed;top:1rem;right:1rem}h1{margin-bottom:1rem;font-size:1.5rem}h2{margin-top:1.5rem;font-size:1.1rem}p{line-height:1.5}a{color:var(--color-link);text-decoration:none}a:hover{text-decoration:underline}