Danke für eure Antworten.
Dann poste ich mal den gesamten Code.
hier das ganze HTML:
<!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" xml:lang="de" lang="de">
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="description" content="" />
<meta name="keywords" content="" />
<link rel="stylesheet" href="css/main.css" type="text/css" />
<!--[if lt IE 8]><style type="text/css">@import url(css/ie7.css);</style><![endif]-->
<script src="js/jquery-cycle.js" language="javascript" type="text/javascript"></script>
</head>
<body>
<div class="trenner-oben"></div>
<div id="wrapper">
<div id="logo"><a href="index.html"><img src="layout/logo.png" alt="Logo" /></a> </div>
<ul id="menu">
<li><a href="index.html">Home</a></li>
<li class="aktuell">Collection</li>
<li><a href="kontakt.php">Contact</a></li>
<li><a href="impressum.html">Impressum</a></li>
</ul>
<div class="clearer"> </div>
<div id="seite">
<div id="slider">
<div class="nav">
<a id="prev" href="#"></a>
<a id="next" href="#"></a>
</div>
<ul>
<li><img src="Bilder/bild1.png" width="900" height="700" alt="bildeins" /></li>
<li><img src="Bilder/bild2.jpg" width="900" height="700" alt="bildeins" /></li>
</ul>
</div>
<div id="schatten"></div>
</div>
</div>
</body>
</html>
und das wesentliche CSS:
#wrapper{
margin: 0px auto 30px;
width: 1000px;
overflow: hidden;
position: relative;
padding-top: 30px;
}
#seite {
overflow:hidden;
position: relative;
margin-top: 45px;
}
#slider {
margin-left: 50px;
width: 900px;
height: 700px;
background: transparent url(../layout/bg-slider.jpg) no-repeat 0 0;
}
Hoffe Ihr könnt mir helfen :)