Voooot, I mean, and I think if there are article, nav, aside etc.
The style of the site of the old type from the left column with the right content.
Content I can call the main tag.
And that's what can be called the sidebar section? but not exactly the same aside because he has a different meaning
div.sidebar not hunting there are options if not, then div.
thank you for understanding. and my stupid questions)