I have just seen some of your Dreamweaver videos and I think they are brilliant. Well done and keep up the excellent work. I will be purchasing some videos from your site shortly.

I often refer to your site as I find it one of the most useful sites for cutting the bull when it comes to web design.

This is not really a tutorial, it's more an overview of what responsive design is. Build a responsive website from start to finish without the use of bootstrap for a change. Just a plain css grid and start from there.