CSS Design: Wie kann ich Navigations Butons Verschieben?

Wie kann ich die Navi Butons verschieben?
Hier mein Link:

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

body {background-color:#808080;}

a{color:#ffffff; font-size: 15px; text-decoration: none;}
a:hover {color: #ffffff; font-size: 19px; text-decoration: none;}
a:link {color: #ffffff; font-size: 15px; text-decoration: none;}
a:active {color: #ffffff; font-size: 15px; text-decoration: none;}
a:visited {color: #ffffff font-size: 19px; text-decoration: none;}

li.nav_element a{
color:#FFFFFF;
display: block;
margin: 12px;
padding-left: 20px;
text-decoration: none;
width: 120px;
height: 20px;
background-image:url();
background-color:#4D4D4D;}

li.nav_element a:hover{
color:#FFFFFF;
display: block;
margin: 10px;
padding-left: 20px;
text-decoration: none;
width: 120px;
height: 20px;
background-image:url();
background-color:#919191;}


* { padding:0 margin:0; }

#Design04 {
margin: 0 auto;
width: 922px;}

#Header_oben {
height: 70px;
width: 955px;
background: #000000;
background-image:url();
color: #FFFFFF;
border: 1px solid #6E6E6E;
margin: 0px 0px 0px 0px;
padding: 10px;
float: left;}

#nav_container {
width: 120px;
height: 340px;
background: #3333FF;
background-image:url(http://www.crystalxp.net/galerie/img/img-wallpapers-abstract-vista-wallpaprers-olkul-17298.jpg);
color: #000000;
border: 1px solid #6E6E6E;
margin: 0px 0px 0px 0px;
padding: 10px;
float: left;}

#content {
height: 340px;
width: 590px;
background: #F2F2F2;
background-image:url();
color: #000000;
border: 1px solid #6E6E6E;
margin: 0px 0px 0px 10px;
padding: 10px;
display: inline;
float: left;
overflow:auto;}

#sidebar_container {
height: 340px;
width: 180px;
background: #C0C0C0;
background-image:url();
color: #000000;
border: 1px solid #6E6E6E;
margin: 0px -55px 0px 0px;
padding: 10px;
float: right;
overflow:auto;}

#Feld_unten {
width: 955px;
background: #3C3C3C;
color: #FFFFFF;
clear: both;
border: 1px solid #6E6E6E;
margin: 0px 0px 10px 0px;
padding: 10px;}

#counter{display: none;}

Hallo,
die Navibuttons kannst du mit diesem Code positionieren:

Dabei kann man den roten Wert noch anpassen.

mfg Dominik
______________
Besucht die offizielle Hilfeseite vom Homepage-Baukasten:

Iceblue Generator | Red Generator | Butterfly Generator