html, body {
	background-color: #FFFFFF;
	font-family:"Lucida Sans", Arial, Helvetica, sans-serif;
	font-size: 1em;
	padding-top: 5px;
	padding-right: 5px;
	padding-left: 5px;
}
a {
	text-decoration: none ;
}

div#page{
	position:inherit;
	background-color: #FFFFFF;
	margin:0px;
	top:0px;
	left:0px;
	height:620px;
	width:100%;
	min-width:900px;
	background-color: #919910;
}

div#header{
	position:relative;
	margin:0px;
	height: 50px;
	background-color: #FFFFFF;
	left: 0px;
	top: 0px;
	background-image: url(../images/H2SO4.png);
	background-repeat: no-repeat;
	background-position: 0px 0px;
}
div#centre{
	position:relative;
	margin:0px;
	left: 0px;
	top: 0px;
	height:520px;
	right:0px;
}
div#footer{
	position:relative;
	margin:0px;
	height: 50px;
	background-color: #FFFFFF;
	left: 0px;
	top: 0px;
}

#rond{
	position:absolute;
	top:100px;
	left:270px;
	background-image: url(../images/Rond_off.gif);
	background-repeat: no-repeat;
	height:218px;
	width:218px;
	text-align: center;
}
#rond0{
	position:absolute;
	cursor: pointer ;
	top:318px;
	left:340px;
	background-image: url(../images/off-0.gif);
	background-repeat: no-repeat;
	height:107px;
	width:87px;
}
#rond1{
	position:absolute;
	cursor: pointer ;
	top:168px;
	left:488px;
	background-image: url(../images/off-1.gif);
	background-repeat: no-repeat;
	height:87px;
	width:107px;
}
#rond2{
	position:absolute;
	cursor: pointer ;
	top:168px;
	left:595px;
	background-image: url(../images/off-2.gif);
	background-repeat: no-repeat;
	height:87px;
	width:107px;
}
#rond3{
	position:absolute;
	cursor: pointer ;
	top:62px;
	left:615px;
	background-image: url(../images/off-3.gif);
	background-repeat: no-repeat;
	height:107px;
	width:87px;
}
#rond4{
	position:absolute;
	cursor: pointer ;
	top:74px;
	left:701px;
	background-image: url(../images/off-4.gif);
	background-repeat: no-repeat;
	height:62px;
	width:82px;
}
#rond5{
	position:absolute;
	cursor: pointer ;
	top:74px;
	left:782px;
	background-image: url(../images/off-5.gif);
	background-repeat: no-repeat;
	height:62px;
	width:82px;
}
#rondtxt{
	text-align: center;
	vertical-align: middle;
	margin: auto;
	width:218px;
	height:218px;
	color: #FFFFFF;
	font-size: 1.1em;
}