Web Development

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For example: Go to Profile → <a> Submit Form → <button> Open Article → <a> Delete Account → <button> 🧠 Remember <a> ↓ Creates a link href ↓ Specifies destination target="_blank" ↓ Opens in a new browsing context id ↓ Can create a destination within the same page Key Takeaway The <a> element connects the web together. Page A ↓ <a href="page-b.html"> ↓ Page B Without links, navigating between webpages would be much harder. Double Tap ❤️ For More ----- 1.27 ₽ · /balance_help

🌐 Web Development Roadmap — Part 16 HTML Links — Tag Links are one of the most important parts of the web. They allow users to move from one page or website to another. 1. Creating a Link HTML uses the <a> (anchor) element to create links.

<a href="https://www.google.com">Visit Google</a>

The browser displays: Visit Google When the user clicks it, the browser navigates to the specified URL. 2. The href Attribute href stands for Hypertext Reference.

<a href="https://example.com">Visit Website</a>

Here: <a> → Creates the link href → Specifies where the link goes URL → Destination Text → What the user clicks 3. Linking to Another Page Suppose your project contains:

my-website/
├── index.html
├── about.html
└── contact.html

From index.html:

<a href="about.html">About Me</a>

<a href="contact.html">Contact</a>

These are called relative links because they point to files within your website. 4. Linking to Another Website You can also link to an external website:

<a href="https://www.example.com">
    Visit Example
</a>

The complete URL is used for an external destination. 5. Opening a Link in a New Tab You can use target="_blank":

<a href="https://www.example.com" target="_blank">
    Visit Website
</a>

This tells the browser to open the destination in a new browsing context, commonly a new tab. For external links, it's also good practice to use:

<a
    href="https://www.example.com"
    target="_blank"
    rel="noopener noreferrer">
    Visit Website
</a>

6. Email Links You can create a link that opens the user's email application:

<a href="mailto:hello@example.com">
    Send Email
</a>

7. Telephone Links You can create a clickable phone link:

<a href="tel:+911234567890">
    Call Us
</a>

This is especially useful on mobile websites. 8. Linking to a Section on the Same Page You can jump to a specific section using an id.

<a href="#contact">Go to Contact</a>

<h2 id="contact">Contact Me</h2>

The flow is: Click "Go to Contact" ↓ Find id="contact" ↓ Jump to that section 9. Navigation Menu Example A simple website navigation could look like:

<nav>
    <a href="index.html">Home</a>
    <a href="about.html">About</a>
    <a href="projects.html">Projects</a>
    <a href="contact.html">Contact</a>
</nav>

This creates the foundation of a website's navigation. 10. Link vs Button This is important. Use a link when the user is going somewhere:

<a href="about.html">About Me</a>

Use a button when the user is performing an action:

<button>Submit</button>

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<h1>Web Development</h1>

<p>
    Web development is the process of creating websites
    and web applications.
</p>

<h2>Frontend Development</h2>

<p>
    <strong>HTML</strong> provides structure,
    <strong>CSS</strong> provides styling,
    and <strong>JavaScript</strong> adds behaviour.
</p>

<h3>Important Technologies</h3>

<p>
    Learn <em>HTML</em> first, then move to CSS and JavaScript.
</p>

<hr>

<h2>My Learning Journey</h2>

<p>
    I am learning <mark>web development</mark> step by step.
</p>

🧠 Remember • <h1> → Main page heading • <h2> → Major section • <h3> → Subsection • <p> → Paragraph • <strong> → Strong importance • <em> → Emphasis • <br> → Line break • <hr> → Thematic break • <mark> → Highlighted text • <small> → Smaller/side text Key Takeaway HTML text elements are not just about making text look different. They help create a meaningful structure and hierarchy that browsers, search engines, accessibility tools, and users can understand. Double Tap ❤️ For Part-16 ----- 1.35 ₽ · /balance_help

🌐 Web Development Roadmap — Part 15 HTML Headings, Paragraphs & Text Formatting Now let's learn the most common HTML elements used to display and organize text on a webpage. 1. HTML Headings HTML provides six heading levels:

<h1>Main Heading</h1>
<h2>Section Heading</h2>
<h3>Subsection Heading</h3>
<h4>Smaller Heading</h4>
<h5>Smaller Heading</h5>
<h6>Smallest Heading</h6>

The hierarchy is: <h1> Most important ↓ <h2> ↓ <h3> ↓ <h4> ↓ <h5> ↓ <h6> Least important 2. <h1> — Main Heading Usually, <h1> represents the main heading of a page.

<h1>My Portfolio</h1>

For example: My Portfolio ───────────── About Me Projects Contact 3. <h2> — Major Sections Use <h2> for major sections under the main heading.

<h1>My Portfolio</h1>

<h2>About Me</h2>
<h2>My Projects</h2>
<h2>Contact</h2>

4. <h3> — Subsections If a section contains smaller sections, use <h3>.

<h2>My Projects</h2>

<h3>Web Development Projects</h3>
<h3>JavaScript Projects</h3>

This creates a logical content hierarchy. 5. Paragraphs Use <p> for normal paragraphs.

<p>
    I am learning web development and building websites.
</p>

Multiple paragraphs can be written separately:

<p>HTML provides the structure of a webpage.</p>

<p>CSS controls its appearance.</p>

<p>JavaScript adds interactivity.</p>

6. Bold Text Use <strong> when the text has strong importance.

<p>
    <strong>Important:</strong> Save your work regularly.
</p>

The browser normally displays it in bold. 7. Italic or Emphasized Text Use <em> to emphasize text.

<p>
    This is <em>very important</em>.
</p>

The browser normally displays emphasized text in italic. 8. <br> — Line Break <br> moves content to the next line.

<p>
    Hello!<br>
    Welcome to my website.
</p>

Result: Hello! Welcome to my website. However, <br> should not normally be used to create large spaces between sections. CSS should handle layout and spacing. 9. <hr> — Thematic Break <hr> represents a thematic break between sections.

<h2>About Me</h2>
<p>Information about me.</p>

<hr>

<h2>Projects</h2>
<p>My recent projects.</p>

The browser normally displays a horizontal line. 10. <mark> — Highlighted Text

<p>
    Learn <mark>
HTML</mark> before moving to CSS.
</p>

The browser normally highlights the marked text. 11. <small> — Smaller Text

<p>
    Website Terms <small>Last updated in 2026</small>
</p>

It represents side comments or small print. 12. Putting Everything Together

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🌐 Web Development Roadmap — Part 14 HTML Document Structure Before learning individual HTML tags in depth, you need to understand how a complete HTML document is organized. 1. Basic HTML Structure Every normal HTML page follows a structure similar to this:

<!DOCTYPE html>
<html>
<head>
    <title>My Website</title>
</head>
<body>
    <h1>Welcome</h1>
    <p>This is my website.</p>
</body>
</html>

Think of it like a building: HTML Document ├── │ ├── → Page information │ └── → Visible webpage content 2. <!DOCTYPE html> This tells the browser that the document uses modern HTML. It is a declaration, not a normal HTML element. 3. This is the root element of the document. Almost everything else belongs inside <html>. 4. The <head> contains information about the webpage. Common things placed inside it include: <meta> <link> <style> <script></strong></p> <p>Much of this information isn't directly displayed as page content.</p> <p><strong>5. <title></strong><br> The title usually appears in the browser tab.</p> <p>It is also important for search engines and accessibility.</p> <p><strong>6. <body></strong><br> The <code><body></code> contains the main content users interact with and see.</p> <p>Examples: Headings, Paragraphs, Images, Links, Buttons, Forms, Lists, Videos</p> <p><strong>7. <meta></strong><br> <code><meta></code> provides information about the document.</p> <p>A very common example is: <code><meta charset="UTF-8"></code><br> You will also commonly see: <code><meta name="viewport" content="width=device-width, initial-scale=1.0"></code></p> <p>This helps webpages display properly on mobile devices.</p> <p><strong>8. <link></strong><br> <code><link></code> is commonly used to connect external resources to the HTML document.</p> <p>For example: <code><link rel="stylesheet" href="style.css"></code></p> <p><strong>9. Complete Example</strong></p>

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>My Portfolio</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <h1>Welcome to My Portfolio</h1>
    <p>I am learning web development.</p>
    <a href="about.html">About Me</a>
</body>
</html>

10. What Happens When the Browser Opens It? HTML file → Read DOCTYPE → Read html → Process head → Load metadata, title, CSS → Process body → Build webpage → Display to user 11. vs : Information ABOUT the webpage : Content OF the webpage 🧠 Double Tap ❤️ For More ----- 1.34 ₽ · /balance_help

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The browser reads the HTML structure and builds the webpage from these elements. Key Takeaway HTML is essentially the structure of your webpage. <h1> → Heading <p> → Paragraph <a> → Link <img> → Image <button> → Button Once you understand tags, elements, attributes, and nesting, you'll be able to start building real webpage structures. Double Tap ❤️ For More ----- 1.24 ₽ · /balance_help

🌐 Web Development Roadmap — Part 13 HTML Syntax, Tags & Elements Now that you understand what HTML is, let's learn how HTML actually works. 1. What is an HTML Tag? A tag tells the browser what type of content something is. Example:

<h1>Hello World</h1>

Here: <h1> → opening tag Hello World → content </h1> → closing tag The complete structure is called an HTML element. 2. HTML Element An HTML element usually looks like this:

<tag>Content</tag>

For example:

<p>This is a paragraph.</p>
<h2>About Me</h2>
<button>Click Me</button>

Think of an element as a complete building block of a webpage. 3. Opening and Closing Tags Most HTML elements have both.

<p>Hello</p>

Opening: <p> Closing: </p> Notice the / in the closing tag. 4. Some Tags Don't Need a Closing Tag Some HTML elements are void elements. Example:

<img src="photo.jpg" alt="My photo">
<br>
<hr>

They don't have a separate closing tag. 5. HTML Attributes Attributes provide additional information about an element. Example:

<a href="https://example.com">Visit Website</a>

Here: href="https://example.com" is an attribute. Another example:

<img src="profile.jpg" alt="Profile photo">

The image has two attributes: src → location of the image alt → description of the image 6. Attributes Usually Go Inside the Opening Tag Correct:

<p class="description">Hello</p>

Incorrect:

<p>Hello</p class="description">

7. Nesting Elements HTML elements can be placed inside other elements. Example:

<div>
    <h1>My Website</h1>
    <p>Welcome to my website.</p>
</div>

Here:

<div>
 ├── <h1>
 └── <p>

The <h1> and <p> elements are inside the <div>. 8. Proper Nesting Matters Correct:

<p>
    Hello <strong>World</strong>
</p>

Incorrect:

<p>
    Hello <strong>World</p></strong>

HTML elements should be properly nested. 9. HTML Comments Comments allow developers to leave notes in their code.

<!-- This is a comment -->

The browser doesn't display the comment as webpage content. Example:

<!-- Website heading -->
<h1>My Portfolio</h1>

10. A Simple HTML Example

<!DOCTYPE html>
<html>
<head>
    <title>My Portfolio</title>
</head>
<body>

    <h1>Welcome to My Portfolio</h1>
    <p>I am learning web development.</p>
    <a href="about.html">About Me</a>

</body>
</html>

It can contain things such as: • Page title • Metadata • Links to CSS • Other information used by the browser We'll explore the <head> in detail later. 9️⃣ <body> The <body> contains the main content displayed on the webpage. For example:

<body>
    <h1>Welcome</h1>
    <p>This is my website.</p>
</body>

The user can see this content in the browser. A simple way to remember:

<html>
   │
   ├── <head>
   │      → Information about the page
   │
   └── <body>
          → Visible page content

🔟 <!DOCTYPE html> You'll usually see this at the beginning of an HTML document:

<!DOCTYPE html>

It tells the browser that the document uses modern HTML standards. It's a doctype declaration, not an ordinary HTML element. 🌐 Real-World Example Imagine you're building a portfolio. You might start with:

<h1>Deepak's Portfolio</h1>

<p>
    Welcome to my portfolio website.
</p>

<h2>My Projects</h2>

<p>
    Here are some of the projects I have built.
</p>

HTML provides the structure:

Portfolio
   ↓
Introduction
   ↓
Projects
   ↓
Project information

Later, CSS will make this structure visually appealing. JavaScript can then add interactive behaviour. 🧩 HTML + CSS + JavaScript Think about a car: HTML → The structure Provides the basic parts: • Body • Seats • Wheels • Dashboard CSS → The appearance Controls: • Colors • Size • Design • Layout JavaScript → Behaviour Controls things such as: • Interactive controls • Dynamic behaviour • Responses to user actions Together, they form the foundation of frontend web development. 🧠 Key Points to Remember • HTML = HyperText Markup Language • HTML structures webpage content. • HTML is a markup language, not a programming language. • HTML uses elements and tags. • <head> contains information about the document. • <body> contains the main visible webpage content. • <!DOCTYPE html> declares the document type. • HTML provides structure, CSS provides styling, and JavaScript provides behaviour. Double Tap ❤️ For More ----- 1.45 ₽ · /balance_help

🌐 Web Development Roadmap — Part 12 🏗️ HTML — What Is HTML and Why Do We Need It? HTML is the first major technology we'll learn for building websites. 1️⃣ What Is HTML? HTML stands for: HyperText Markup Language HTML is the standard markup language used to structure content on webpages. In simple words:

HTML tells the browser what content exists on a webpage and what each piece of content represents.

For example, a webpage might contain: • A heading • Paragraphs • Images • Links • Buttons • Lists • Forms • Tables HTML provides the structure for these elements. 2️⃣ HTML Is Not a Programming Language This is an important distinction. HTML is a markup language, not a programming language. HTML describes the structure and meaning of content. For example:

<h1>My Portfolio</h1>
<p>Welcome to my website.</p>

There is no programming logic here. We're simply telling the browser:

"This is a main heading."

and:

"This is a paragraph."

JavaScript, on the other hand, can perform programming logic:

let age = 25;

if (age >= 18) {
    console.log("Adult");
}

So remember: • HTML → Structure • CSS → Appearance • JavaScript → Behaviour and logic 3️⃣ How HTML Works HTML uses elements to describe content. For example:

<h1>Hello World</h1>

The browser interprets this as a heading. Another example:

<p>Welcome to my website.</p>

The browser interprets this as a paragraph. The browser then turns the HTML structure into the webpage you see. 4️⃣ HTML Elements An HTML element commonly consists of:

<tag>Content</tag>

For example:

<p>Hello</p>

Here: • <p> → Opening tag • Hello → Content • </p> → Closing tag Together, they form an HTML element. Another example:

<h1>Web Development</h1>

The entire thing is an HTML element. 5️⃣ HTML Tags A tag is the markup used to define an element. Examples: • <h1> • <p> • <a> • <img> • <button> Different tags represent different types of content. For example: <h1>My Website</h1> h1 represents a heading. <p>Hello everyone.</p> p represents a paragraph. <button>Login</button> button represents a button. 6️⃣ A Simple HTML Page A basic HTML document looks like this:

<!DOCTYPE html>
<html>
<head>
    <title>My Website</title>
</head>

<body>
    <h1>Welcome to My Website</h1>
    <p>This is my first webpage.</p>
</body>
</html>

Don't worry if you don't understand everything yet. We'll learn each part separately. For now, understand the overall structure. 7️⃣ <html> The <html> element represents the root of the HTML document. Most of your HTML page exists inside it.

<html>
    ...
</html>

Think of it as the outer container of the document. 8️⃣ <head> The <head> contains information about the webpage that generally isn't displayed as the main page content. For example:

<head>
    <title>My Website</title>
</head>