Now that we've got incredible CSS-capable browsers on every device, isn't it time that you sat down to spend some proper time with CSS?
Git is often criticised for being too complex, which is a shame because its design is stunningly simple. It's just that you have to get its internal model before you can truly get its behaviour. Once you do, what previously seemed complex is shown to be quite straightforward.
HTML5 introduces many new concepts and technologies that makes keeping up more difficult than ever. Take this workshop, get up to where you need to be.