* { margin: 0; padding: 0; }
body { font-size: 76%; font-family: Georgia, serif;
  width: 55em; margin: 50px auto 0 auto; }
#topics li, #topic h1 { font-size: 3em; list-style: none; padding: 0.2em 30px; cursor: pointer; }
#topics li:hover { background: #efefef; }
#topic .back-to-topic-list { float: right; margin-top: -2.2em; margin-right: 30px; cursor: pointer; }
#posts { padding: 0 30px; }
 #posts li { list-style: none; border: 1px solid #eee; 
    margin: 15px -15px; position: relative; }
  #posts li .user { background: white; position: absolute; top: -5px; right: 15px; padding: 0 5px; font-style: italic; }
  #posts li .body { font-family: monospace; font-size: 1.5em; margin: 15px; display: block }