.sidebar {
  display: block;
  float: left;
  width: 100%;
  border-bottom: 1px solid #A0A0A0;
}

.sidebar div {
  float: left; margin: 0; padding: 0;
}

.sidebar hr {
  display: none;
}

ul.nav-first > li {
  float: left;
  margin-right: 2ex;
  border: 1px solid #CCC;
  background: #EEE;
  font-size: 100%;
  padding: 0.5ex;
}

/*table .author {
  display: none;
}*/

#main {
  display: block;
}