.main > .article-dir {
  font-size: 20px;
  font-weight: bold;
  border-bottom: 2px solid #015198;
  padding-bottom: 8px;
  margin-top: 8px;
}
.main > .article-title {
  padding: 25px 0;
  border-bottom: 1px solid #d9d9d9;
}
.main > .article-title > .topic {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 10px;
  text-align: center;
}
.main > .article-title > .others {
  font-size: 14px;
  color: #909399;
}
.main > .article-title > .others > li {
  text-align: center;
}
.main > .article-title > .others > li:not(:last-child) {
  margin-right: 20px;
}
.main > .article-content {
  padding-top: 25px;
}
.main > .article-content > p {
  max-width: 990px;
  margin: 0 auto;
  line-height: 30px;
}