.seo-expand {
  margin-top: 16px;
  margin-bottom: 24px;
  border: 1px solid #eeeeee;
  border-radius: 8px;
  padding: 14px 16px;
  background: #ffffff;
}

.seo-expand summary {
  cursor: pointer;
  font-weight: 600;
  color: #111111;
  list-style: none;
}

.seo-expand summary::-webkit-details-marker {
  display: none;
}

.seo-expand summary::after {
  content: " +";
  font-weight: 700;
}

.seo-expand[open] summary::after {
  content: " -";
}

.seo-expand-content {
  margin-top: 16px;
}

.seo-expand-content h2 {
  margin-top: 24px;
}

.seo-expand-content h3 {
  margin-top: 18px;
}