margin: 0 0 30px 0; }

Page not found (error 404)

ul { a:hover { font-weight: normal; font-size: 14px; } http://site.altervista.org/Page.html is different from http://site.altervista.org/page.html alterVista margin: 0 0 20px 0; font-size: 12px; font-size: 48px;

This can be due to:

The page no longer exists. #container { } Pay attetion to UPPER and LOWER cases
font-size: 12px; padding: 0;