At this point, we have covered the main tags that fit nicely into groups and sections.
In this chapter, we will focus on some helpful topics that are not easily grouped together. You will learn about:
Since the web was first created, there have been several different versions of HTML.
Each new version was designed to be an improvement on the last (with new elements and attributes added and older code removed).
There have also been several versions of each browser used to view web pages, each of which implements new code. Not all web users, however, have the latest browsers installed on their computers, which means that not everyone will be able to view all of the latest features and markup.
Where you should be particularly aware of browsers not ...