April 2013
Intermediate to advanced
274 pages
5h 39m
English
Content preview from Sass and Compass for DesignersBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Compass image sprites
While we can set the background images for elements with the help of Compass image helpers for individual images, it's often considered a better practice to use an image sprite. I'm sure you'll have used this technique before. A single image (referred to as an 'image sprite') is created that includes all the other images. This single image is then shifted around by the CSS background-position property to show different images on different elements. The technique has an additional benefit of using images for hover states. As the single image is already loaded, there's no delay when an item is hovered over (the delay is usually caused by the separate hover image being requested, fetched, and parsed).
It's a great technique but ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.