.officialWebsite {
  height: calc(100% - 50px);
  background-color: #f6f7ff;
  font-size: 0;
  padding: 20px;
  margin: 0;
}
.officialWebsite_ul {
  display: inline-block;
  vertical-align: top;
  width: 150px;
  height: calc(100% - 0px);
  padding-right: 20px;
  background-color: transparent !important;
  border: 0;
  padding: 0;
}
.officialWebsite_ul li {
  display: block;
  margin: 0 !important;
  height: 50px;
  line-height: 50px;
  padding: 0;
}
.officialWebsite_ul li:hover {
  color: #1e51ba;
}
.officialWebsite_ul li.layui-this {
  color: #1e51ba;
}
.officialWebsite_ul li.layui-this:after {
  display: none;
}
.officialWebsite_iframe {
  display: inline-block;
  vertical-align: top;
  width: calc(100% - 150px);
  height: calc(100% - 0px);
  background: #fff;
}