Intro. of Bootstrap

 What is Bootstrap??

Bootstrap is a potent front-end framework used to create modern websites and web apps. It's open-source and free to use, yet features numerous HTML and CSS templates for UI interface elements such as buttons and forms. Bootstrap also supports JavaScript extensions.

In layman’s terms:

Bootstrap is a giant collection of handy, reusable bits of code written in HTML, CSS, and JavaScript. It’s also a front-end development framework that enables developers & designers to quickly build fully responsive websites.
Bootstrap saves you from writing lots of CSS code, giving you more time to spend on designing webpages.
It’s also FREE!

Official Bootstrap Website link:

https://getbootstrap.com