With your Linux account comes your very own Web site, called
(As of this writing, the Web site is visible only within the Linux network; however, this should soon be repaired.)
There is no special configuration needed to enable this site: Simply insert HTML files into your www directory, and they will be visible at the appropriate URL.
To create pages, you will need to learn HTML, which is quite easy. I suggest Writing HTML (locally mirrored from the official site) as a good place to learn.