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CSS Tutorials

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    Responsive and Infinitely Scalable JS Animations

    Back in late 2012 it was not easy to find open source projects using requestAnimationFrame() - this is the hook that allows Javascript code to synchronize with a web browser's native paint loop. Animations using this method can run at 60 fps and deliver fantastic...

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    CSS Custom Cursors

    Remember the Web 1.0 days where you had to customize your site in every way possible?  You abused the scrollbars in Internet Explorer, of course, but the most popular external service I can remember was CometCursor.  CometCursor let you create and use loads of custom cursors for...

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    Add Rules to Stylesheets with JavaScript

    Since we're using so much JavaScript in our web applications these days, we're looking for more ways to keep them fast.  We use event delegation to keep event listening efficient, we use function debouncing to limit the number a times a given method can...

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    Create a CSS Flipping Animation

    CSS animations are a lot of fun; the beauty of them is that through many simple properties, you can create anything from an elegant fade in to a WTF-Pixar-would-be-proud effect. One CSS effect somewhere in between is the CSS flip effect, whereby there's...

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    CSS `do-*`

    For years we've used CSS classes as not only stylistic functionality but also as signifiers or "triggers" for JavaScript functionality.  For example, Mozilla uses a #tabzilla element (coupled with a JavaScript file that looks for it) to inject the Tabzilla widget.  Using #tabzilla is nice, and even though it's an ID...

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    Remove Mobile Firefox Button Gradient

    If you have an Android device, you've gotta check out Firefox for Android.  It's an outstanding mobile browser -- it has been very well received and you can even install apps from the Firefox Marketplace from within this awesome browser.  One usability practice implemented by Firefox for...

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    The Simple Intro to SVG Animation

    This article serves as a first step toward mastering SVG element animation. Included within are links to key resources for diving deeper, so bookmark this page and refer back to it throughout your journey toward SVG mastery. An SVG element is a special type of DOM element...

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    Parallax Sound Waves Animating on Scroll

    Scrolling animations are fun. They are fun to create and fun to use. If you are tired of bootstrapping you might find playing with scrolling animations as a nice juicy refreshment in your dry front-end development career. Let's have a look how to create animating...

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    Scroll IFRAMEs on iOS

    For the longest time, developers were frustrated by elements with overflow not being scrollable within the page of iOS Safari.  For my blog it was particularly frustrating because I display my demos in sandboxed IFRAMEs on top of the article itself, so as to not affect my site's...

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    Wrap Long Links with CSS

    Developers have loads to think about when creative websites, and much of that is ensuring child elements don't stretch past the parent width.  We worry about images, IFRAMEs, and other popular elements pushing past their parent width, but then we see a basic link with a long...