#conteneur {background-image:none; background-color:#fff;}
ul#menu, #search, #blueline, #col_right,#footer, #footer_end , #marque_prod {display:none; float:none;}
#col_left {float:none;}
#img_element {}
#desc_element h1, #desc_element {width:300px;}
#desc_element p {width:300px;}