Book Image

Responsive Web Design with HTML5 and CSS - Third Edition

By : Ben Frain
Book Image

Responsive Web Design with HTML5 and CSS - Third Edition

By: Ben Frain

Overview of this book

Responsive Web Design with HTML5 and CSS, Third Edition is a renewed and extended version of one of the most comprehensive and bestselling books on the latest HTML5 and CSS tools and techniques for responsive web design. Written in the author's signature friendly and informal style, this edition covers all the newest developments and improvements in responsive web design including better user accessibility, variable fonts and font loading, CSS Scroll Snap, and much, much more. With a new chapter dedicated to CSS Grid, you will understand how it differs from the Flexbox layout mechanism and when you should use one over the other. Furthermore, you will acquire practical knowledge of SVG, writing accessible HTML markup, creating stunning aesthetics and effects with CSS, applying transitions, transformations, and animations, integrating media queries, and more. The book concludes by exploring some exclusive tips and approaches for front-end development from the author. By the end of this book, you will not only have a comprehensive understanding of responsive web design and what is possible with the latest HTML5 and CSS, but also the knowledge of how to best implement each technique.
Table of Contents (14 chapters)
12
Other Books You May Enjoy
13
Index

mask-image

You can also mask elements with images, from either an image source with transparency such as a PNG graphic, a linear-gradient, which we looked at earlier in this chapter, or an SVG mask element. You can read about all the possibilities afforded to us in the specification here: https://www.w3.org/TR/css-masking-1/.

In the meantime, we will just look at a fairly straightforward example so you can appreciate the kind of effect that is possible and how the syntax works to achieve it.

mask-image example

Suppose we have an image. I have one that NASA took of Mars. I'd get one I took myself but, you know, it's a bit of a jaunt.

Now, suppose we also have a PNG image that is transparent except for the word "MARS." We can use this PNG as a mask on top of our image element.

This is what we see in the browser:

Figure 7.26: A mask image applied

Here is our relevant HTML:

<img
  src="mars.jpg"
  alt="An image...