Mine

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document url-prefix("http://www.google.com/reader/view/"), url-prefix("https://www.google.com/reader/view/") {
#chrome-stream-title, #add-box, #chrome-footer-container, #selectors-box, .gbh, #global-info, #search, #gbar, #logo-container, #right-section  { display: none !important; }
#main {
 margin: 0pt !important;
}
#nav {
margin-top: 3px !important; 
}


}