body {
  background: #DDD;
  font-family: Verdana;
  font-size: 13px;
  line-height: 18px;
}

#body_content, #side_body_content {
  float: left;
  width: 45%;
  background: white;
  color: #333;
  padding: 20px;
}

#menu ul {
  list-style: none;
  padding: 0px;
  li {
    float: left;
    margin-right: 10px;
    a {
      display: block;
      padding: 5px 10px;
      text-decoration: none;
    }
    &.selected a, a:hover {
      background: #CCC;
    }
  }
}