body {
font: 10px arial, sans-serif; behavior: url(csshover.htc);}

div#menu, div#menu ul {margin: 0; padding: 0; border: 0; width: 100px; line-height: 21px; list-style: none;}
div#menu li {float: left; border-left: 5px solid #A73939; background: #D37474; border-bottom: 1px solid #F3D9D9;}

div#menu li a {display: block; text-decoration: none; color: #000000; padding: 0 0 0 5px; width: 100px;}
div#menu li:hover {background: #4b8cf7; border-left: 5px solid #2058b4;}


div#menu ul ul {position: absolute; margin: -21px; left: 130px; display:none;}
div#menu ul ul li {float: left; border-left: 5px solid #2058b4; border-bottom: 1px solid #FFFFFF;}
div#menu ul ul li:hover {width: 155px; background: #4b8cf7; border-left: 5px solid #2058b4;}
div#menu ul ul li a {display: block; color: #000000; background: #4b8cf7; padding: 0 0 0 5px; width: 150px;}
div#menu ul ul a:hover {display: block; color: #FFFFFF;}

div#menu ul.niveau1 li.sousmenu:hover ul.niveau2 {display:block;}