right_aside {
  vertical-align: top;
  width: 185px;
  padding-top: 10px;
  padding-right: 20px;
  padding-bottom: 0px;
  padding-left: 10px;
  background-color: #FFFFFF;
  font-size: 13px;
  overflow-y: auto;
  z-index: 2;
  line-height: 17px;
  position: fixed;
  color: #737373;
    top: 44px;
  height: calc(100% - 54px);
  display: block;
  margin-left: calc(100% - 215px);
}

#forumlist-sidebar {
  display: none;
}