Wieso wird folgender Code im IE so dargestellt wie ich will und im Firefox nicht?
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Unbenanntes Dokument</title>
<style type="text/css">
div.links {
border: 3px dashed silver;
padding:10px;
float:left;
}
div.rechts {
border: 3px dashed silver;
padding:10px;
float:right;
}
div.inhalt {
overflow:hidden;
float:auto;
passing:10px;
width:766px;
border-style: solid;
border-width: 3px;
border-color:#006633;
background-image: url('content_background1.jpg');
background-attachment: fixed;
background-repeat: no-repeat;
background-position: center;
}
</style>
</head>
<div class="inhalt">
<div class="links">afasdf</div>
<div class="rechts">test asdjklf askdlfj asödfk asdjfk aslökdfj asldfk asldkfj aölsdkfj asldkfj asdlöfkj asdflk asdjfaksd jföasdk fjö aksdjf askdlfj aslkdöf askdlfj asdfkl asdfklö aja kjadsf aksdlfj a akdjsölf asdfk jasdklöf aksdjöf a aksdjf as dklasdjf askdf
lfj aslkdöf askdlfj asdfkl asdfklö aja kjadsf aksdlfj a akdjsölf asdfk jasdklöf aksdjöf a aksdjf
lfj aslkdöf askdlfj asdfkl asdfklö aja kjadsf aksdlfj a akdjsölf asdfk jasdklöf aksdjöf a aksdjf
lfj aslkdöf askdlfj asdfkl asdfklö aja kjadsf aksdlfj a akdjsölf asdfk jasdklöf aksdjöf a aksdjf
lfj aslkdöf askdlfj asdfkl asdfklö aja kjadsf aksdlfj a akdjsölf asdfk jasdklöf aksdjöf a aksdjf</div>
</div>
</div>
<body>
</body>
</html>