:root {
  --tblbg: #80a19c;
}

table.syllabus td {
  vertical-align: text-top;
  border: 0;
}

table.syllabus tbody tr.even {
  padding: 0.5rem 0.5rem;
  background-color: transparent;
  box-shadow: inset 0 0 0 9999px transparent;
}

table.syllabus tbody tr.even:last-child {
  border-bottom-width: 1px;
}

table.syllabus tr.odd {
  background-color: var(--tblbg);
  color: var(--bs-white);
}

details.special {
  border: 1px solid #aaa;
  border-radius: 4px;
  padding: 0.5em 0.5em 0;
}

details.special summary {
  font-weight: bold;
  margin: -0.5em -0.5em 0;
  padding: 0.5em;
}

details.special[open] {
  padding: 0.5em;
}

details.special[open] summary {
  border-bottom: 1px solid #aaa;
  margin-bottom: 0.5em;
}