open-nomad/ui/app/styles/components/timeline.scss

.timeline {
  list-style: none;
  position: relative;
  z-index: $z-base;

  &::before {
    content: ' ';
    position: absolute;
    display: block;
    top: 0;
    left: 1em;
    bottom: 0;
    width: 1px;
    background: $grey-blue;
    z-index: $z-base - 1;
  }

  > li {
    position: relative;
    z-index: $z-base;
  }

  .timeline-note {
    padding-left: 2em;
    margin-top: 3em;
    transform: translateY(-50%);
    color: darken($grey-blue, 20%);
    font-size: $size-7;

    &:first-child {
      margin-top: 0;
    }

    &::before {
      content: ' ';
      position: absolute;
      display: block;
      width: 10px;
      height: 10px;
      border-radius: 10px;
      left: 1em;
      top: 50%;
      transform: translate(-25%, -50%);
      border: 1px solid $grey-blue;
      background: $white;
    }
  }

  .timeline-object {
    margin-bottom: 1em;

    > .boxed-section {
      margin-bottom: 0;
    }
  }
}