WordPress uses a combination of PHP, HTML and CSS to render the appearance of a blog. If the CSS contains invalid code, the blog will fail to display as intended, as the Web browser won't understand ...

Chances are, if you've spent any time coding, you've come across CSS. But what is CSS, exactly? In short, CSS (Cascading Style Sheets) is a language that determines the style of a web document. This ...

This definition explains the meaning of CSS (cascading style sheets) and how using them with HTML pages is a user interface (UI) development best practice that complies with the separation of concerns ...