.encyclopedias_sidebar {
  position: absolute;
  top: 108px;
  right: 24px;
  z-index: 99;
  padding-top: 130px;
}
.encyclopedias_sidebar:after {
  content: " ";
  position: absolute;
  left: 18px;
  top: 0;
  width: 1px;
  height: 360px;
  z-index: -1;
  background: #734c2a;
}
.encyclopedias_sidebar_item {
  cursor: pointer;
  margin-top: 10px;
}
.encyclopedias_sidebar_item:first-of-type {
  margin-top: 0;
}
.encyclopedias_sidebar_item:hover .encyclopedias_sidebar_item_txt,
.encyclopedias_sidebar_item.current .encyclopedias_sidebar_item_txt {
  font-size: 22px;
  color: #fff65c;
}
.encyclopedias_sidebar_item img:last-of-type {
  display: none;
}
.encyclopedias_sidebar_item:hover.encyclopedias_sidebar_item img:first-of-type,
.encyclopedias_sidebar_item.current.encyclopedias_sidebar_item img:first-of-type {
  display: none;
}
.encyclopedias_sidebar_item:hover.encyclopedias_sidebar_item img:last-of-type,
.encyclopedias_sidebar_item.current.encyclopedias_sidebar_item img:last-of-type {
  display: inline-block;
}
.encyclopedias_sidebar_item img {
  margin-right: 10px;
}
.encyclopedias_sidebar_item_txt {
  font-size: 16px;
  color: #cdbfa7;
  display: inline-block;
  width: 100px;
  vertical-align: middle;
  position: relative;
  top: -2px;
}