Description:

The <strong> tag brackets text which should be strongly emphasized. Stronger than the <em> element.

Example Code:
When you need to make something stand out, <strong>use the <strong> tag</strong>
Result:
When you need to make something stand out, use the <strong> tag
Attributes:

None

Global Attributes:

The <strong> tag also supports the Global Attributes in HTML5

Event Attributes:

The <strong> tag also supports the Event Attributes in HTML5