.article-content {
  all: revert;
  box-sizing: border-box;
}

.article-content p {
  display: block;
  margin-block-start: 1em;
  margin-block-end: 1em;
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
  display: block;
  font-weight: bold;
}

.article-content h1 {
  margin-block: 0.67em;
  font-size: 2em;
}
.article-content h2 {
  margin-block: 0.83em;
  font-size: 1.5em;
}
.article-content h3 {
  margin-block: 1em;
  font-size: 1.17em;
}
.article-content h4 {
  margin-block: 1.33em;
  font-size: 1em;
}
.article-content h5 {
  margin-block: 1.67em;
  font-size: 0.83em;
}
.article-content h6 {
  margin-block: 2.33em;
  font-size: 0.67em;
}

.article-content strong,
.article-content b {
  font-weight: bold;
}
.article-content em,
.article-content i {
  font-style: italic;
}
.article-content u {
  text-decoration: underline;
}
.article-content s,
.article-content strike {
  text-decoration: line-through;
}
.article-content sup {
  vertical-align: super;
  font-size: smaller;
}
.article-content sub {
  vertical-align: sub;
  font-size: smaller;
}
.article-content code {
  font-family: monospace;
}
.article-content pre {
  display: block;
  margin: 1em 0;
  overflow-x: auto;
  white-space: pre;
  font-family: monospace;
}