Two attributes for laying out table content were cellpadding and ... between the cell’s contents and its sides. With CSS placed before the HTML, we have an elegant solution.

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.

jsFiddle is the perfect solution; it provides a custom environment (based on user selections) to test (or fiddle with) your JavaScript, HTML, and CSS code right inside your browser. A quick tour ...