.md-typeset .timeline {
  position: relative;
  max-width: 900px;
  margin: 2em auto;
  padding: 0 2em;
  font-size: .5rem;
}

.md-typeset .timeline::after {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--md-default-fg-color--light, #ccc);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
}

.md-typeset .timeline-entry {
  padding: 1em 2em;
  position: relative;
  width: 50%;
}

.md-typeset .timeline-entry.left {
  left: 0;
}

.md-typeset .timeline-entry.right {
  left: 50%;
}

.md-typeset .timeline-content {
  background-color: var(--md-default-bg-color, #f0f0f0);
  color: var(--md-typeset-color, #111);
  border: 1px solid var(--md-default-fg-color--light, #ccc);
  padding: 1em;
  border-radius: 6px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1);
}

.md-typeset .timeline-entry.left .timeline-content {
  margin-left: auto;
}

.md-typeset .timeline-entry.right .timeline-content {
  margin-right: auto;
}

.md-typeset .timeline-entry::before {
  content: '';
  position: absolute;
  top: 1em;
  width: 14px;
  height: 14px;
  background-color: var(--md-primary-fg-color, #666);
  border-radius: 50%;
  z-index: 1;
}

.md-typeset .timeline-entry.left::before {
  right: -7px;
}

.md-typeset .timeline-entry.right::before {
  left: -7px;
}