h3 {
  margin-bottom: 0.5rem;
}
table.key-usage {
  margin-top: 0.5rem;
  border-spacing: 0;
  border-collapse: collapse;
}
table.key-usage th {
  border-bottom: 1px solid black;
  padding: 0 8px;
}
table.key-usage th:first-child {
  padding-left: 0;
}
table.key-usage th:last-child {
  padding-right: 0;
}
table.key-usage td {
  padding: 5px 8px 8px;
  border-bottom: 1px solid #999;
  vertical-align: baseline;
}
table.key-usage td:first-child {
  padding-left: 0;
}
table.key-usage td:last-child {
  padding-right: 0;
}