html, #wrapper, #bg-stretch, #wrapper.background { background: none; } /* default background */

div.theme { 
    /** margin-top: 50px; **/
    background: #000000 url(http://www.absolutelyfresh.nl/files/themes/absfresh/absofreshachtergronden8.jpg) no-repeat fixed center 0px;
}        

#flashcontainer {
    margin-top: 0px;
}