A software developer from San Francisco managed to do what no one else did before, creating a fully-functional two-way chat using only CSS and HTML, completely ditching JavaScript in the process.

These three programming languages are tools that you can use to create, design and style your very own website.

HTML and CSS use a box model, which means that page elements include margins, padding, background colors and, optionally, decorative borders.

Three CSS filters are in place and working fine. When I add an SVG filter, it's there when I step through the code. But as soon as the CSS Filters are added to the canvas, the SVG filter ...