Not sure why this was closed without someone giving a reason for closing it. Also, there is no answer? Looking for the same thing.
You can use dev tools to inspect how they have structured their elements. But in short I have made quick scribble with 123 section.
Assuming this is what you are after. Hope it helps
Thanks for showing me but unable to copy it. I tried to reproduce your layout and failed. Somehow spacing is not correct for HR line.