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The Power (and Fun) of Scope with CSS Custom Properties


You’re probably already at least a little familiar with CSS variables. If not, here’s a two-second overview: they are really called custom properties, you set them in declaration blocks like --size: 1em and use them as values like font-size: var(--size);, they differ from preprocessor variables...

What makes someone a good front-end developer?


We recently covered this exact same thing, but from the perspective of a bunch of developers. Chris Ferdinandi weighs in: The least important skills for a front-end developer to have are technical ones. The nuances of JavaScript. How to use a particular library, framework, or build tool. How...

CSS Selectors are Conditional Statements


foo { } Programmatically, is: if (element has a class name of "foo") { } Descendent selectors are && logic and commas are ||. It just gets more complicated from there, with things like combinators and pseudo selectors. Just look at all the ways styles can cascade. Jeremy Keith: If...

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