.plot-group {
  display: flex;
  justify-content: center;
  gap: 1.5em;
  flex-wrap: wrap;
}

.plot {
  flex: 1 1 calc((100% - 1.5em) / 2);
  max-width: calc((100% - 1.5em) / 2);
  height: auto;
}

.plot.single {
  flex: 0 1 100%;
  max-width: 100%;
  display: block;
  margin: 0em auto;
}

.footnote-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footnote-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1em;
}

.footnote-marker {
  min-width: 2.5em;
  text-align: right;
  flex-shrink: 0;
  margin-right: 1em;
}

.footnote-content {
  flex: 1;
}