@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document domain("www.youtube.com")
{

div.ad-div,
div#active_sharing_div,
div#watch-channel-brand-div
{ display: none !important; }

div#browseMain,
div#body-column
{ width: 725px !important; }

div.homepage-sponsored-video>div>a
{ display: block; height: 1em; width: 120px; overflow: hidden; }

}