img#tabBiog{
	margin: 0;
	padding: 0;
	position: absolute;
	left: 50%;
	margin-left: -230px;
	margin-top: 20px;
}

img#tabBio{
	margin: 0;
	padding: 0;
	position: absolute;
	left: 50%;
	margin-left: -125px;
	margin-top: 20px;
}

img#schemabio{
	padding: 0;
	position: absolute;
	left: 50%;
	margin-left: -200px;
	margin-top: 20px;
}

img#biogas{
	padding: 0;
	position: absolute;
	left: 50%;
	margin-left: -210px;
	margin-top: 20px;
}

p#p2{
	font-family: verdana;
	margin: 0;
	padding: 0;
	margin-top: 170px;
}

p#p3{
	font-family: verdana;
	margin: 0;
	padding: 0;
	margin-top: 160px;
}

p#p4{
	font-family: verdana;
	margin: 0;
	padding: 0;
	margin-top: 335px;
}

p#cetra{
	margin-top: 500px;
}