body{font-family:cmuserifroman,serif;color:#222;line-height:1.5;margin:5rem auto;max-width:40rem}body>*{margin:0 2rem}header{border-bottom:1px solid #222;margin-bottom:1rem}main{text-align:justify}footer{border-top:1px solid #222;margin-top:1rem}a{color:#000;text-decoration:none;border:1px solid aqua}h1 a:hover,h2 a:hover,h3 a:hover,h4 a:hover,h5 a:hover,h6 a:hover{position:relative}h1 a:hover::before,h2 a:hover::before,h3 a:hover::before,h4 a:hover::before,h5 a:hover::before,h6 a:hover::before{content:"§";position:absolute;left:-1em;color:inherit}h1{text-align:center;font-size:2.5rem}