/* 左侧导航 */
.brief-contentbox {
  margin: 10px 0 30px;
  justify-content: space-between;
}
.brief-contentbox-left {
  width: 175px;
}
.cie-menu-list li {
  margin-bottom: 10px;
}
.cie-menu-item {
  height: 40px;
  line-height: 40px;
  display: block;
  width: 100%;
  text-align: center;
  color: #4f4f4f;
  letter-spacing: 0.5px;
}
.cie-menu-active,
.cie-menu-item:hover {
  background-color: #6b9fff;
  color: #ffffff;
}
.brief-contentbox-right {
  width: 988px;
  margin-top: 10px;
}