div.tooltip { 
    background:transparent url(/boutique/imgs/bulle_aide_petite.png) no-repeat scroll 0 0; 
    font-size:14px; 
    height:172px; 
    width:217px; 
    font-size:14px; 
    display:none; 
    color:#fff; 
} 
 
/* tooltip title element (h3) */ 
div.tooltip h3 { 
    margin:0; 
    font-size:18px; 
    color:#fff; 
}