This site is developed in strict XHTML 1,1 and CSS 2,0 both validated by W3C. This validation can be verified by anyone just visiting the links on the footer of each page of this site.
The structure of the information and HTML code of this site allows to be accessed by different navigators and operating systems, including screen readers. The objective of this is that it can be accessed by most of people, with no exclusion by technologies or physical limitations. This characteristic also benefits the indexation for search engines, improving the positioning in the results of the searches.