The HTML <div> tag is a non-semantic tag that is used to define division in an HTML document. For example,
<div>
    <h2>This is a heading in a div element</h2>
    <p>This is some text in a div element.</p>
</div>
Browser Output
	Here, you can see the <div> tag is used like a container for HTML elements.
Usage of HTML <div>
The HTML <div> tag is generally used to group content and provide CSS styles using class or id attributes. For example,
<div class="div1">
    <h2>This is heading.</h2>
    <p>This is a paragraph</p>
</div>
<div class="div2">
    <h2>This is another heading.</h2>
    <p>This is another paragraph</p>
</div>
<style>
    .div1 {
        color: red;
    }
    .div2 {
        color: green;
    }
</style>
Browser Output
	Here, the styling for the first two <div> comes from selector .div1 and .div2 respectively.