body {
  background: #FFA777 url(https://www.pik-potsdam.de/bg_body_footer.jpg) no-repeat 50% 100% fixed !important; 
	margin: 0px;
	font-size: 16px !important;
	font-family: Arial, Helvetica, sans-serif !important; }

header {
  background-color: #fff;
	/* height: 100px; */
	width: 100%;
	padding: 30px; }

main {
	position: center;
	width: 1000px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 50px;
	padding: 30px;
  background-color: #fefefe;
	box-shadow: 0 3px 6px #666;
	-webkit-box-shadow: 0 3px 6px #666; }

p {
	text-align: justify; }