#main {width:1000px; margin:0 auto; position:relative;}

#header {height:300px; background:url(images/header-bg.jpg) no-repeat bottom;}
#content { font-size:0.75em;}
#header { font-size:1.5em;}
#content {background:url(images/hintergrund.jpg) no-repeat top;}

.col-1, .col-2, .col-3 { float:left;}

#page5 #content .col-1 {width:900px; margin-right:20px;}

/*=========================*/