OrionTimeline
<o-timeline>
displays a timeline and must be used with the <o-timeline-pane>
component (more infos below).
Its mecanism is very similar with the <o-tabs>
component (more infos here).
It can be useful if you want to diplay elements in a chronological order.
TimelinePlayground
Orion Timeline
Orion Timeline Pane
TimelineMarker TimelineStyle