body {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #FFFFFF;
	background-color: #FFFFFF;
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	background-repeat: no-repeat;
	background-position:bottom; 
	background-attachment:fixed;
	background-image: url(qualite-air-confort.jpg);
}

td {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	font-weight: normal;
}

th {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	font-weight: normal;
}
a:link {
	color: #000000;
}
a:visited {
	color: #000000;
}
a:hover {
	color: #999999;
}
a:active {
	color: #000000;
}

.bg {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #000000;
	font-weight: 1003;
	background-image: url(demo.jpg);
	background-repeat: no-repeat;
	width: 1003px;
	height: 357px;
}

.top {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #000000;
	width: 1003px;
	height: 243px;
}
.bouton {
background-image:url(chauffage/chauffage.jpg);
background-repeat:no-repeat;
	font-size: 12px;
	color: #000000;
	height:37px;
}
.bouton-bottom {
	font-size: 12px;
}
.bouton-bottom a:link {
	color: #000000;
}
.bouton-bottom a:visited {
	color: #000000;
}
.bouton-bottom a:hover {
	color: #666666;
}
.bouton-bottom a:active {
	color: #000000;
}
.bouton-bottom {
	font-size: 12px;
}
.bouton-etape a:link {
	color: #000000;
}
.bouton-etape a:visited {
	color: #000000;
}
.bouton-etape a:hover {
	color: #666666;
}
.bouton-etape a:active {
	color: #000000;
}
.gras {
	font-size: 12px;
	color: #000000;
	font-style:normal;
}