#boxtab{
    margin:0 auto;
    padding:0;
    width:800px;
}
#boxtab h2{
    clear:both;
}

.joint {
    float:left;
}

#text1 {
	width:500px;
	text-align:justify;
	margin:24px 0;
    padding:12px;
    line-height: 18px;
    float:right;
    background-color:#ffffff;
    font-weight:normal;
}

#haut img {
		    vertical-align:top; /* for ie5*/
		}

#list {
			padding: 0 32px 0 25px;
		
}


ul.test{
    display:inline;
}
@media screen and  (max-width: 768px) {
	div#boxtab img {
    margin: auto;
    text-align: center;
    display: block;
    float: none;
}
#boxtab {
    margin: 0 auto;
    padding: 0;
    width: 100%;
	text-align: center;
}}
@media screen and (max-width: 480px) {	
div#boxtab img {
    margin: auto;
    text-align: center;
    display: block;
    float: none;
}
#boxtab {
    margin: 0 auto;
    padding: 0;
    width: 100%;
	text-align: center;
}}