.rubrique_contenu {width:100%;float:left;margin:0;padding:0;}

.theme_conference {float:left;margin:0 0 10px 0;clear:left;width:100%;}
.theme_conference div {float:left;margin:0 0 0 50px ;padding:0 10px;clear:left;background:#fff;font:bold 14px verdana,sans-serif;}

#art .theme_conference {background:url(design_img/art_separateur.jpg) no-repeat  -3px 0;}
#philosophie .theme_conference {background:url(design_img/philosophie_separateur.jpg) no-repeat -3px 0;}
#civilisation .theme_conference {background:url(design_img/civilisation_separateur.jpg) no-repeat -3px 0;}
#monde_actuel .theme_conference {background:url(design_img/mondeactuel_separateur.jpg) no-repeat -3px 0;}
#cinema .theme_conference {background:url(design_img/musique_separateur.jpg) no-repeat -3px 0;}
#psychologie .theme_conference {background:url(design_img/psychologie_separateur.jpg) no-repeat -3px 0;}
#dessin .theme_conference {background:url(design_img/dessin_separateur.jpg) no-repeat -3px -3px;}
#peinture .theme_conference {background:url(design_img/peinture_separateur.jpg) no-repeat -3px -3px;}

ul.conferences_liste {display:inline;margin:0;padding:0;list-style:none;float:left;}
ul.conferences_liste li {font:normal 16px "Times New Roman",Times,serif;padding:0;margin:0 0 15px 0;width:335px;float:left;}
/*ul.conferences_liste li div {float:left;clear:none;width:330px;padding:0 0 0 5px;}*/
ul.conferences_liste li a {text-decoration:none;float:right;width:325px;clear:none;}
ul.conferences_liste li a:hover{text-decoration:underline;}

.cartouche h3 {font:bold 29px "Times New Roman",Times,serif;margin:15px 0;float:left;width:100%;padding:0;}

h4 {font:normal 13px helvetica,sans-serif;color:#000;margin:3px 0;}
h4 a {font-weight:bold;color:#000;text-decoration:none;}
h4 a:hover {text-decoration:underline;}
h4 span {color:#868789;font-weight:normal;}

.chapo span {color:#868789;font-weight:normal;}
.chapo {font:bold 15px "Times New Roman",Times,serif;color:#000;line-height:13px;}
.texte {font:normal 15px "Times New Roman",Times,serif;color:#000;line-height:15px;}
.texte img  {float:left;clear:left;margin:0 5px 5px 0;}
.vignettes {float:left;margin:0 5px 5px 0;text-align:center;}
 img.vignette {float:left;clear:left;margin:0 0px 3px 0;}