#MainPage {
    top: 0px;
    width: 764px;
    background-color: white;
    float: left;
    color: #FE771E;
}

#MainCenterContainer {
	position: absolute;
	width: 764px; /* = width of MainPage */
	left: 0px;
	right: 0px;
	/* add auto-margins to center the element horizontally */
	margin-left: auto;
	margin-right: auto;
	background-color: white;
	height: 917px;
}

.kleinorange {
	font-family: Arial;
	font-size: 11px;
	font-style: normal;
	color: #F8863A
}

.großorange {
	font-family: Arial;
	font-size: 14px;
	font-style: normal;
	color: #FFA03B
}

.ueberschriften {
	font-family: Arial, Verdana, "Times New Roman";
	font-size: 24px;
	font-style: normal;
	font-weight: bold;
	text-decoration: underline
}

.ueberschriftenklein {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 18px;
	font-style: normal;
	font-weight: bold;
	text-decoration: underline
}

.zahl {
	font-family: Arial, Verdana, Tahoma;
	font-size: 12px}

.periodensystem {  font-family: Arial, Verdana, Tahoma;
	font-size: 16px;
}


.ueberschriftengroß {
	font-family: Arial, Verdana, "Times New Roman";
	font-size: 30px;
	font-style: normal;
	font-weight: bold;
	text-decoration: underline;
}

.normal {  font-family: Arial, Verdana, Tahoma;
	font-size: 16px;
	font-style: normal;
}

.normalklein {  font-family: Arial, Verdana, Tahoma;
	font-size: 14px;
}

.ueberschriftenkleinohneunterstrich { font-family: Arial, Helvetica, sans-serif;
	font-size: 18px;
	font-style: normal;
	font-weight: bold;
}