HTML Bold and Strong Formatting:
The HTML <b> element defines bold text, without any extra importance.
The HTML <strong> element defines strong text, and strong tag works similar to <b>.
Example Bold:
<p>Normal text.</p>
<p><b>Html bold tag</b>.</p>
Example Strong:
<p>Normal text.</p>
<p><b>Html strong tag</b>.</p>