What is the difference between HTML and HTML5, CSS and CSS3 ?
HTML5のタグ（articleやsectionなど）を使い分けるときはこのフローチャートがオススメ
Role of Div Tag in HTML5
11 Ways to Center Div or Text in Div in CSS
HTML5 | Web design
HTML5】section要素とdiv要素の違い / 使い分けについて - DD_log / HTML ,CSS,Javascript,Wordpressの解説や雑感サイト
HTML Div – What is a Div Tag and How to Style it with CSS
Difference between HTML and HTML5 - javatpoint
HTML5 divタグの扱い（分割について）
File:Html4-vs-html5-struttura.png - Wikipedia
HTML5 Fixed Header and Footer Div Web Page Layout Creation Tutorial - YouTube
HTML4 Vs HTML5 | how to run HTML5 on IE8, HTML5Shiv.js
HTML5 Sections. Grouping different HTML Elements (e.g… | by Gayathri Sivakumar | Medium
document - HTML5 Elements and HTML Structuring/Sectioning - Stack Overflow
HTML5 Quick Tutorial
HTML5 block tags body section: header, nav, main, article, section, aside, footer, div | bezpłatne szkolenia kursy on-line porady
html - How to put 5 divs inside 1 div? - Stack Overflow
HTML5 – TAG SEMANTICI - Manuale Prodotto
Difference Between Html and Html5 - HTML5
HTML】３分でわかる―divタグの意味と使い方 | ビズドットオンライン
HTML - Wikipedia
HTML5 CSS LAYOUT - The JayTray Blog
Lecture Notes - HTML 5
Designing a blog with html5 | HTML5 Doctor
Sectioning Content in HTML5 - div or section or article?
HTML 4との違い、HTML5で可能になること－HTML5リファレンス
