Progressive enhancement vs. graceful degradation

- In the previous movie we began talking, briefly,…about responsive design and I explained exactly what it was…and how people are using it today to re-flow content…to deliver tailored experiences…across multiple devices and screens.…In this movie what we're going to talk about…are the two different methodologies…that are often associated with responsive design.…One called progressive enhancement…and one called graceful degradation.…But this is not something that I want you…to just watch me do onscreen.…So I want you to open up both of the files,…progressive and graceful.ai.…I want you to have those open throughout this exercise…so that we can get some hands-on experience…and understand exactly what these concepts are all about.…

Let's start off with the progressive document.…When you get inside the progressive document…what I want you to do is zoom out.…I want you to be able to see everything…that's inside of this document.…And so you can see here that I actually have…three different art boards.…They all look very different.…