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Introduction
Bootstrap
What is Bootstrap?
 Bootstrap is a free front-end framework for faster and easier web development
 Bootstrap includes HTML and CSS based design templates, forms, buttons,
tables, navigation, modals, image carousels and many other, as well as optional
JavaScript plugins
 Bootstrap also gives you the ability to easily create responsive designs
What is Responsive Web
Design?
Responsive web design is about creating web
sites which automatically adjust themselves to
look good on all devices, from small phones to
large desktops.
Bootstrap History
 Bootstrap was developed by Mark Otto and
Jacob Thornton at Twitter, and released as an
open source product in August 2011 on GitHub.
Advantages of Bootstrap:
 Easy to use: Anybody with just basic knowledge of HTML and CSS can
start using Bootstrap
 Responsive features: Bootstrap's responsive CSS adjusts to phones,
tablets, and desktops
 Mobile-first approach: In Bootstrap 3, mobile-first styles are part of the
core framework
 Browser compatibility: Bootstrap is compatible with all modern browsers
(Chrome, Firefox, Internet Explorer, Edge, Safari, and Opera)
Where to Get Bootstrap?
There are two ways to start using Bootstrap on your
own web site.
You can:
 Download Bootstrap from getbootstrap.com
 Include Bootstrap from a CDN
Downloading Bootstrap
 If you want to download and host Bootstrap yourself, go to
getbootstrap.com, and follow the instructions there.

<link rel="stylesheet"
href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-
ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T"
crossorigin="anonymous">

<link rel="stylesheet" href="main.css">
Bootstrap CDN
 If you don't want to download and host Bootstrap yourself, you can
include it from a CDN (Content Delivery Network).
 MaxCDN provides CDN support for Bootstrap's CSS and JavaScript.
You must also include jQuery:
 
<link rel="stylesheet"
href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap
.min.css">

<script
src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"
></script>

<script
src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.m
in.js"></script>
Create First Web Page With
Bootstrap
1. Add the HTML5 doctype
 Bootstrap uses HTML elements and CSS properties
that require the HTML5 doctype.
 Always include the HTML5 doctype at the beginning
of the page, along with the lang attribute and the
correct character set:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
</head>
</html>
2. Bootstrap 3 is mobile-first
 Bootstrap 3 is designed to be responsive to mobile devices. Mobile-first
styles are part of the core framework.
 To ensure proper rendering and touch zooming, add the following <meta>
tag inside the <head> element:
<meta name="viewport" content="width=device-width, initial-
scale=1">
 The width=device-width part sets the width of the page to follow the
screen-width of the device (which will vary depending on the device).
 The initial-scale=1 part sets the initial zoom level when the page is
first loaded by the browser.
3.Containers
Bootstrap also requires a containing element to wrap site
contents.
There are two container classes to choose from:
 The .container class provides a responsive fixed width
container
 The .container-fluid class provides a full width
container, spanning the entire width of the viewport
code for a basic Bootstrap page (with a responsive fixed width container):
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet"
href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
<h1>My First Bootstrap Page</h1>
<p>This is some text.</p>
</div>
</body>
</html>
code for a basic Bootstrap page (with a full width
container):
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet"
href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container-fluid">
<h1>My First Bootstrap Page</h1>
<p>This is some text.</p>
</div>
</body>
</html>

More Related Content

Bootstrap.pptx

  • 2. What is Bootstrap?  Bootstrap is a free front-end framework for faster and easier web development  Bootstrap includes HTML and CSS based design templates, forms, buttons, tables, navigation, modals, image carousels and many other, as well as optional JavaScript plugins  Bootstrap also gives you the ability to easily create responsive designs
  • 3. What is Responsive Web Design? Responsive web design is about creating web sites which automatically adjust themselves to look good on all devices, from small phones to large desktops.
  • 4. Bootstrap History  Bootstrap was developed by Mark Otto and Jacob Thornton at Twitter, and released as an open source product in August 2011 on GitHub.
  • 5. Advantages of Bootstrap:  Easy to use: Anybody with just basic knowledge of HTML and CSS can start using Bootstrap  Responsive features: Bootstrap's responsive CSS adjusts to phones, tablets, and desktops  Mobile-first approach: In Bootstrap 3, mobile-first styles are part of the core framework  Browser compatibility: Bootstrap is compatible with all modern browsers (Chrome, Firefox, Internet Explorer, Edge, Safari, and Opera)
  • 6. Where to Get Bootstrap? There are two ways to start using Bootstrap on your own web site. You can:  Download Bootstrap from getbootstrap.com  Include Bootstrap from a CDN
  • 7. Downloading Bootstrap  If you want to download and host Bootstrap yourself, go to getbootstrap.com, and follow the instructions there.
  • 8. <!-- Bootstrap CSS --> <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384- ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous"> <!-- Custom CSS --> <link rel="stylesheet" href="main.css">
  • 9. Bootstrap CDN  If you don't want to download and host Bootstrap yourself, you can include it from a CDN (Content Delivery Network).  MaxCDN provides CDN support for Bootstrap's CSS and JavaScript. You must also include jQuery:
  • 10.  <!-- Latest compiled and minified CSS --> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap .min.css"> <!-- jQuery library --> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js" ></script> <!-- Latest compiled JavaScript --> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.m in.js"></script>
  • 11. Create First Web Page With Bootstrap 1. Add the HTML5 doctype  Bootstrap uses HTML elements and CSS properties that require the HTML5 doctype.  Always include the HTML5 doctype at the beginning of the page, along with the lang attribute and the correct character set: <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> </head> </html>
  • 12. 2. Bootstrap 3 is mobile-first  Bootstrap 3 is designed to be responsive to mobile devices. Mobile-first styles are part of the core framework.  To ensure proper rendering and touch zooming, add the following <meta> tag inside the <head> element: <meta name="viewport" content="width=device-width, initial- scale=1">  The width=device-width part sets the width of the page to follow the screen-width of the device (which will vary depending on the device).  The initial-scale=1 part sets the initial zoom level when the page is first loaded by the browser.
  • 13. 3.Containers Bootstrap also requires a containing element to wrap site contents. There are two container classes to choose from:  The .container class provides a responsive fixed width container  The .container-fluid class provides a full width container, spanning the entire width of the viewport
  • 14. code for a basic Bootstrap page (with a responsive fixed width container): <!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script> </head> <body> <div class="container"> <h1>My First Bootstrap Page</h1> <p>This is some text.</p> </div> </body> </html>
  • 15. code for a basic Bootstrap page (with a full width container): <!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.3/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script> </head> <body> <div class="container-fluid"> <h1>My First Bootstrap Page</h1> <p>This is some text.</p> </div> </body> </html>