/* Highlighted memo answers */
.ans {
  background: #d8f5d0;
  border-left: 4px solid #2e7d32;
  padding: 0.35em 0.6em;
  margin: 0.4em 0 0.8em 0;
  display: block;
  border-radius: 2px;
}
.ans-inline {
  background: #d8f5d0;
  padding: 0.05em 0.35em;
  border-radius: 2px;
  font-weight: 600;
}
mark.opt {
  background: #d8f5d0;
  padding: 0.1em 0.25em;
  border-radius: 2px;
}