Imagine a digital chameleon: a file that combines ZIP, HTML, and PNG into one versatile format. It can be displayed as a web page, unzipped to obtain all the page's resources, or viewed as an image.

I was asked to convert the .png file into HTML/CSS with MINIMUM JavaScript interaction. First version of this challenge included coding plain HTML5 and CSS3 from scratch.

Most modern browsers, like Firefox, Safari and Opera, offer support for PNG images with full alpha channel transparency. Even Internet Explorer 7 has gotten in on the PNG transparency act, which ...