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Bootstrap 4 Tutorial


Bootstrap 4 is an open source and powerful framework for developing Responsive websites. We can easily develop websites using bootstrap.

Bootstrap was originally created by a designer and a developer at Twitter in mid-2010. Before being an open-sourced framework, Bootstrap was known as Twitter Blueprint.

Bootstrap 4 is the latest version of Bootstrap. The older version of bootstrap is Bootstrap 3.

Advantages of Using Bootstrap

Bootstrap have many more advantages:

  • Save lots of time — Need to remember the class name only.
  • Responsive features — Lot’s of responsive features in bootstrap.
  • Consistent design
  • Easy to use
  • Compatible with browsers : It’s Compatible with all browsers including chrome, safari, mozilla etc.
  • Open Source- It is open source means free to use.
  • Mobile friendly

Bootstrap 4 CDN

If you don’t want to download the bootstrap then you can put the below url in the head element of your html file to use bootstrap.

<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css">

<!-- jQuery library -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>

<!-- Popper JS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>

<!-- Latest compiled JavaScript -->
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>