It expects CSS declarations as named arguments or as a hash as positional argument. Property names are supported in dasherized as well as in camelCase spelling. Value must be a string or undefined.

One of the more important details of understanding and using Cascading Style Sheets (CSS) is the cascading aspect of its name. That is, how are multiple rules for the same element handled? This week, ...

Element Queries is a polyfill adding support for element based media-queries to all new browsers (incl. IE7+). It allows not only to define media-queries based on window-size but also adds ...

When writing HTML it is possible to give an element its own unique identifier. If a webpage had three different paragraphs, the code within the body could look like this: The first paragraph now has ...

Ryan Boudreaux covers the basics about CSS specificity hierarchy in an effort to make this tricky concept easier to understand. If a CSS rule doesn’t seem to work when it looks like it should and your ...