Book Image

Learning Bootstrap 4 - Second Edition

By : Matt Lambert
Book Image

Learning Bootstrap 4 - Second Edition

By: Matt Lambert

Overview of this book

Bootstrap, the most popular front-end framework built to design elegant, powerful, and responsive interfaces for professional-level web pages has undergone a major overhaul. Bootstrap 4 introduces a wide range of new features that make front-end web design even simpler and exciting. In this gentle and comprehensive book, we'll teach you everything that you need to know to start building websites with Bootstrap 4 in a practical way. You'll learn about build tools such as Node, Grunt, and many others. You'll also discover the principles of mobile-first design in order to ensure your pages can fit any screen size and meet the responsive requirements. Learn to play with Bootstrap's grid system and base CSS to ensure your designs are robust and that your development process is speedy and efficient. Then, you'll find out how you can extend your current build with some cool JavaScript Plugins, and throw in some Sass to spice things up and customize your themes. This book will make sure you're geared up and ready to build amazingly beautiful and responsive websites in a jiffy.
Table of Contents (15 chapters)
Learning Bootstrap 4 - Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Free Chapter
1
Introducing Bootstrap 4

How to style images


Bootstrap allows you to do a few useful things with images through the use of CSS classes. These things include: making images responsive, converting images to shapes, and aligning images. In the next section, I'll show you how to apply all these techniques to your images.

Making images responsive

Bootstrap 4 comes with a new responsive image class that is super-handy when developing websites or web-based applications. When applying the class img-fluid to an <img> tag, it will automatically set the max-width of the image to 100% and the height to auto. The result will be an image that scales with the size of the device viewport. Here's what the code looks like:

<img src="myimage.jpg" class="fluid-image" alt="Responsive Image"> 

It's as easy as adding that class to the image to trigger the responsive controls. A word of advice: I would recommend making your images a little bit bigger than the maximum size you think you will need. That way, the image will...