Beginners often get confused between HTML elements, nested elements, and tags. Let's clarify the difference by understanding each one step-by-step.

What is an HTML Element?

An HTML element is a complete set that consists of a start tag (or opening tag), content, and an end tag (or closing tag).

HTML Element = Start Tag + Content + End Tag

For example:

<h1>This is our first heading</h1>

In this example, <h1> is the start tag, "This is our first heading" is the content, and </h1> is the end tag. Together, they form an HTML element.

What is a Nested HTML Element?

A nested HTML element is an HTML structure where one element is placed inside another element.

The enclosing element is often referred to as the "parent," while the enclosed element is called the "child."

Nested HTML Element = One HTML Element Inside Another HTML Element

For example:

<h1><b>This is our first heading</b></h1>

In this example, the <b> element (child) is nested inside the <h1> element (parent).

Real-World Example by Himubey

Think of a web page like a set of Russian nesting dolls. You can open one doll and find another smaller doll inside. In HTML, the outer doll is your parent element, and the inner doll is your child element.

<article>
  <h2>My Web Development Journey</h2>
  <p>I started learning <strong>HTML</strong> today, and it is awesome!</p>
</article>

Here:

<article> is the parent to <h2> and <p>.
<p> is the parent to <strong>.

This nesting creates the structure and hierarchy of your entire webpage. Just make sure you always close your tags in the reverse order that you opened them—never cross your tags!

Incorrect: <div><p>Wrong nesting</div></p> Correct: <div><p>Right nesting</p></div>

Mastering elements and how they nest is the foundation of building complex layouts. Let's keep exploring!

💡 Himubey Tip

Using proper indentation when nesting your HTML elements is crucial. It doesn't change how the website looks to the user, but it makes your code infinitely easier for you (and other developers) to read and debug!

Interview Questions

What is the difference between an HTML tag and an HTML element?
Explain the concept of a "parent" and "child" element in HTML.
What happens if you do not close nested HTML tags in the correct order?