The affixation of the Accessibility symbol shall not ensure that this website is 100% accessible. Its use "denotes, on the part of webmasters, a concern about providing the website with accessibility functions that meet disabled users' needs " (NCAM).
The use of this symbol is a voluntary act that denotes, merely, an effort to increase accessibility of a website. It shall not correspond to any certification process carried out by any certification body.
There is no way of ensuring that a website that bears the symbol is 100% accessible or even, that has been designed pursuant to accessibility guidelines.
This website is optimized for Internet Explorer 11 and Firefox 48 and is in a widescreen resolution of 1280x800.