Page 37 - HTML5

<div style="float:left;">Some content on the left.</div>
<div style="float:right;">Some content on the right</div>
<div role="presentation" style="clear:both;"></div> <!-- Only used to clear floats -->

role="progressbar"

An element that displays the progress status for tasks that take a long time.

<progress role="progressbar" value="25" max="100">25%</progress>

role="radio"

A checkable input in a group of radio roles, only one of which can be checked at a time.

<div role="radiogroup">
<input role="radio" type="radio" aria-checked="true"> One<br>
<input role="radio" type="radio" aria-checked="false"> Two<br>
<input role="radio" type="radio" aria-checked="false"> Three
</div>

role="region"

A large perceivable section of a web page or document, that the author feels is important enough
to be included in a page summary or table of contents, for example, an area of the page
containing live sporting event statistics.

<div role="region">
Home team: 4<br>
Away team: 2
</div>

role="radiogroup"

A group of radio buttons.

<div role="radiogroup">
<input role="radio" type="radio" aria-checked="true"> One<br>
<input role="radio" type="radio" aria-checked="false"> Two<br>
<input role="radio" type="radio" aria-checked="false"> Three
</div>

role="row"

A row of cells in a tabular container.

<table>
<thead>
<!-- etc -->
</thead>

https://riptutorial.com/ 21