Сучасні Інтернет-тех ...

<header>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/header

<nav>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/nav

<aside>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/aside

<main>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/main

<article>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/article

<figure>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/figure

<section>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/section

<summary>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/summary 

<time>
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/time