.clearfix:after {
  content: ".";
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
}
.clearfix {
  display: inline-block;
}
html[xmlns] .clearfix {
  display: block;
}
* html .clearfix {
  height: 1%;
}
.index-wrapper {
  width: 100%;
  margin: 0 auto;
}
.index-wrapper .sidebar,
.index-wrapper .content {
  float: left;
  margin-left: 20px;
}
.index-wrapper .content {
  display: none;
}
.index-wrapper .sidebar {
  width: auto;
  margin-right: 30px;
}
.index-wrapper .sidebar h1 {
  font-size: 20px;
  color: #F78F1E;
  padding: 15px 0;
}
.index-wrapper .sidebar ul {
  margin: 0;
  padding: 0;
  list-style-type: none;
}
.index-wrapper .sidebar ul li {
  color: #2A2A2A;
  padding-bottom: 5px;
  font-size: 13px;
  cursor: pointer;
}
.index-wrapper .sidebar ul li:hover {
  color: #F78F1E;
}
.index-wrapper .sidebar ul li span {
  color: orange;
  display: inline-block;
  padding-right: 7px;
  font-size: inherit;
}