Checking Your HTML Structure with HTML5 Outliner

There’s this great tool I’ve been using lately to check my HTML5 structures and assure myself that all the new elements have been placed correctly and have the necessary headings.

HTML5 requires all the new structural elements to have a heading, now if you’re meeting situations where a heading does not have its place at the beginning of an element, content-wise, then still have it placed and just hide it via the display CSS property.

To get a better look at this, we’ll use this sample HTML5 page I found online located at As for the HTML5 outliner, … Read article

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