body {
	background: url(images/dna.jpg) repeat;
}

#contenu {
	background: url(images/anneau.png) no-repeat center 0;
	width: 791px;
	height: 481px;
	margin-right: auto;
	margin-left: auto;
}

#logo {
	background: none no-repeat center center;
	width: 244px;
	height: 112px;
	position: absolute;
	top: 142px;
	margin-left: 324px;
}

#prochiantz, #wassef, #goridis, #holcman, #joliot, #schweisguth {
	font-family: Georgia, "Times New Roman", Times, serif;
	width: 20em;
	height: 2em;
}

#prochiantz h1, #wassef h1, #goridis h1, #holcman h1, #joliot h1, #schweisguth h1 {
	font-size: 0.9em;
	text-align: center;
	margin: 0;
	padding: 0;
	line-height: 0.9em;
}

#prochiantz h2, #wassef h2, #goridis h2, #holcman h2, #joliot h2, #schweisguth h2 {
	font-size: 0.9em;
	text-align: center;
	margin: 0;
	padding: 0;
	line-height: 0.9em;
	color: #484848;
	font-weight: normal;
	font-style: normal;
}

#prochiantz{
	position: absolute;
	top: 328px;
	margin-left: 351px;
}
#wassef{
	position: absolute;
	top: 195px;
	margin-left: 549px;
}
#goridis{
	position: absolute;
	top: 56px;
	margin-left: 137px;
}
#holcman{
	position: absolute;
	top: 227px;
}
#joliot{
	position: absolute;
	top: 78px;
	margin-left: 490px;
}
#schweisguth{
	position: absolute;
	top: 381px;
	margin-left: 37px;
}

a {
	text-decoration: none;
	color: #000;
}

a:hover {
	color: #2b5967;
}

#liendepbio a {
	color: #00375b;
	font: bold 0.5em Georgia, "Times New Roman", Times, serif;
	position: absolute;
	top: 457px;
	margin-left: 356px;
}

#liendepbio a:hover {
	color: #009bcd;
}