css tasarımda oluşan sorun ?

<div id="tasarim">
<div id="ust"></div>
<div id="orta">
<div class="solsutun">
BURASI SOL SUTUN MENU İÇERİKLERİ
</div>
<div class="sagsutun">       
<div id="container">

</div>
</div>
<div id="alt">
</div>
</div>

h1#title{display: none;}
h2#title span {display: none;}
div.header{display: none;}
li.nav_element{list-style-type: none;}
li.nav_element{display: none;}



table {margin-left: auto;margin-right: auto}

* {padding: 0; margin:0 }

body {
margin-left: auto;
margin-right: auto;
background: url(http://img.webme.com/pic/u/umutyaziyor/arkaplan.jpg) top center fixed;
}

#tasarim{
width: 1000px;
margin-left: auto;
margin-right: auto;
}

#baslik{
margin-left: auto;
margin-right: auto;
background: url(http://img.webme.com/pic/u/umutyaziyor/ust.png);
width: 1000px;
height: 150px;
float: left;
text-align: center;
padding: 218px 0 0 0;
font-size: 15px;
color: #ff0000;
font-family: Verdana, arial;
}



#ust{
margin-left: auto;
margin-right: auto;
background: url(http://img.webme.com/pic/u/umutyaziyor/baslik.png);
width: 1000px;
height: 152px;
float: left;
}


#orta{
margin-left: auto;
margin-right: auto;
background: url(http://img.webme.com/pic/u/umutyaziyor/orta.png);
width: 1000px;
height: 324%;
float: left;
}

.solsutun{
width:166px;
float: left;
padding: 0 0 0 60px;
overflow: hidden;
}

.sagsutun {
width: 640px;
float: left;
padding: 0 0 0 65px;
overflow: hidden;
text-align: justify;
}


#alt{
margin-left: auto;
margin-right: auto;
background: url(http://img.webme.com/pic/u/umutyaziyor/alt.png);
width: 1000px;
height: 190px;
float: left;
}

Burasi Menünün CSS Kodları


<style type="text/css">

/*Credits: Dynamic Drive CSS Library */
/*URL: http://www.dynamicdrive.com/style/ */

.arrowlistmenu{
width: 180px; /*width of menu*/
}

.arrowlistmenu .headerbar{
font: bold 14px Arial;
color: white;
background: black url(media/titlebar.png) repeat-x center left;
margin-bottom: 10px; /*bottom spacing between header and rest of content*/
text-transform: uppercase;
padding: 4px 0 4px 10px; /*header text is indented 10px*/
}

.arrowlistmenu ul{
list-style-type: none;
margin: 0;
padding: 0;
margin-bottom: 8px; /*bottom spacing between each UL and rest of content*/
}

.arrowlistmenu ul li{
padding-bottom: 2px; /*bottom spacing between menu items*/
}

.arrowlistmenu ul li a{
color: #A70303;
background: url(media/arrowbullet.png) no-repeat center left; /*custom bullet list image*/
display: block;
padding: 2px 0;
padding-left: 19px; /*link text is indented 19px*/
text-decoration: none;
font-weight: bold;
border-bottom: 1px solid #dadada;
font-size: 90%;
}

.arrowlistmenu ul li a:visited{
color: #A70303;
}

.arrowlistmenu ul li a:hover{ /*hover state CSS*/
color: #A70303;
background-color: #F3F3F3;
}

</style>