#fenetre{width:800px;position:relative;margin:0 auto 0 auto;padding:0px 75px;}
#entete{display:none;}
#menu{display:none;}
#page{width:800px;position:relative;display:block;margin:0;padding:0;text-align:left;border:none;}
#article{width:798px;position:relative;margin:0;padding:0;border:none;background-color:#ffffff;}
#cours{width:798px;position:relative;margin:0;padding:0;border:none;background-color:#ffffff;}
#livre{width:798px;position:relative;margin:0;padding:0;border:none;background-color:#ffffff;}
#pied{display:none;}
div.audio_video{display:none;}
.livre_navigation_border_bottom{display:none;}
.livre_navigation_border_top{display:none;}
.livre_encadre{width:556px;position:relative;margin:25px;padding:25px;border:1px solid #333333;-webkit-border-radius:3px;-moz-border-radius:3px;border-radius:3px;background-color:#ffffff;font:14px/20px 'Lucida Sans Unicode','Lucida Sans','Lucida Grande',LucidaGrande,Verdana,sans-serif;text-align:justify;text-indent:0em;}
.livre_encadre_petit{width:556px;position:relative;margin:25px;padding:10px 20px;border:1px solid #333333;-webkit-border-radius:3px;-moz-border-radius:3px;border-radius:3px;background-color:#ffffff;font:14px/20px 'Lucida Sans Unicode','Lucida Sans','Lucida Grande',LucidaGrande,Verdana,sans-serif;text-align:justify;text-indent:0em;}