7 Awesome CSS3 Background-Size Tutorials

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Another new property introduced by the CSS3 Backgrounds and Borders module is background-size. The property adds new functionality to CSS allowing designers to specify the size of background images using either lengths, percentages, or by using one of two keywords; contain or cover.

Everything you need to know about CSS3 Background-size

Here’s a very basic example. In the first box below background-size has been set to auto (the default value) meaning that the background image is shown at its original size. In the second box background-size has been set to 275px (w) x 125px (h). In both cases, the background image has been defined so as not to be repeated.

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Supersize that Background, Please!

With an advertising world keen to use every inch of a medium for brand or product experience, it is becoming increasingly popular to design websites with full-browser backgrounds. Using CSS, this can be achieved quite easily.

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How to Resize Background Images with CSS3

In CSS2.1, background images applied to a container retained their fixed dimensions. Fortunately, CSS3 introduces the background-size property which allows backgrounds to be stretched or squashed. It’s ideal if you’re creating a template using Responsive Web Design techniques.

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Perfect Full Page Background Image

The goal here is a background image on a website that covers the entire browser window at all times.

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Take advantage of the CSS background-size property

The background-size property does exactly what you would expect — it allows you to specify the size of a background image on both the X-axis (horizontally) and the Y-axis (vertically).

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Using CSS Background-size Responsively

We use background images for a multitude of purposes ranging from full body backgrounds to icons for links. The latter you wouldn’t expect to be too much of a concern in responsive design and the techniques we use for the former hint at how we can make background images responsive.

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Make a Full Screen Image Background With a Line of CSS

Full screen image backgrounds are a must if you are creating a portfolio or a photography website. This usually involves using a jQuery plugin, which will properly resize the image with the browser window, and do the necessary calculations so that the image covers the entire width and height of the page.

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