Using JavaScript, you can design dynamic websites that allow for example automatic image size adaptation. PHP and SQL complete the basic package for programming web applications.

Output: The results of executing the CSS, HTML, and JavaScript entered into the sections of the page. Figure A shows jsFiddle loaded in Internet Explorer 9 with empty code panes. Figure A ...

For example, you could apply a magenta color to all the radio buttons on your page, as shown in Listing 3 (also see this live example). Listing 3. Controlling radio button colors in CSS ...