CSSVista is a three-paned editor—one window is a CSS editor, one window the IE 6 preview, and the third is the Firefox preview. Although Microsoft released Internet Explorer 7 ages ago ...

If you click on the "CSS" tab and rewrite the code in it, it re-renders the entire page in real time without reloading. By clicking the "Markup" tab, you can rewrite the HTML code itself.

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 ...