404 Page Bug?

[Pixarium]

Hi there. I noticed several bugs in the 404 page.

The page doesn't show the custom colors but the standard color themes instead. Further the HTML-codes are not displayed properly.
How do I fix it?

Link to page: http://2015.fair-fitness.com/?Itemid=119
Login: test
PW: test

[joomlavi.chi]

Hello my friend,
The custom colour default doesn't appear on page 404.
Best Regards,
Joomlavi Team