Per favore mi aiutate a centrare questo menu css?

ecco il codice sono appena entrato in altervista è non so se sono nella sezione giusta scusatemi in anticipo ...

<style>
#pcm{display:none;}
ul.pureCssMenu ul{display:none}
ul.pureCssMenu li:hover>ul{display:block}
ul.pureCssMenu ul{position: absolute;left:-1px;top:98%;}
ul.pureCssMenu ul ul{position: absolute;left:98%;top:-2px;}
ul.pureCssMenu,ul.pureCssMenu ul {
	margin:0px;
	list-style:none;
	padding:0px 2px 2px 0px;
	background-color:#fff;
	background-repeat:repeat;
	border-color:#808080;
	border-width:1px;
	border-style:solid;
}
ul.pureCssMenu table {border-collapse:collapse}ul.pureCssMenu {
	display:block;
	zoom:1;
	height:21px;
	float: left;
}
ul.pureCssMenu ul{
	width:0px;
}
ul.pureCssMenu li{
	display:block;
	margin:2px 0px 0px 2px;
	font-size:0px;
}
ul.pureCssMenu a:active, ul.pureCssMenu a:focus {
outline-style:none;
}
ul.pureCssMenu a, ul.pureCssMenu li.dis a:hover, ul.pureCssMenu li.sep a:hover {
	display:block;
	vertical-align:middle;
	background-color:#FFFFFF;
	border-width:1px;
	border-color:#fff;
	border-style:solid;
	text-align:center;
	text-decoration:none;
	padding:2px 5px 5px 10px;
	_padding-left:0;
	font:normal 11px Tahoma;
	color: #000;
	text-decoration:none;
	cursor:default;
}
ul.pureCssMenu span{
	overflow:hidden;
}
ul.pureCssMenu li {
	float:left;
}
ul.pureCssMenu ul li {
	float:none;
}
ul.pureCssMenu ul a {
	text-align:left;
	white-space:nowrap;
}
ul.pureCssMenu li.sep{
	text-align:left;
	padding:0px;
	line-height:0;
	height:100%;
}
ul.pureCssMenu li.sep span{
	float:none;	padding-right:0;
	width:3px;
	height:100%;
	display:inline-block;
	background-color:#808080;	background-image:none;}
ul.pureCssMenu ul li.sep span{
	width:100%;
	height:3px;
}
ul.pureCssMenu li:hover{
	position:relative;
}
ul.pureCssMenu li:hover>a{
	background-color:#DBF0F9;
	border-color:#45ADE4;
	border-style:solid;
	font:normal 11px Tahoma;
	color: #444;
	text-decoration:none;
}
ul.pureCssMenu li a:hover{
	position:relative;
	background-color:#DBF0F9;
	border-color:#45ADE4;
	border-style:solid;
	font:normal 11px Tahoma;
	color: #444;
	text-decoration:none;
}
ul.pureCssMenu li.dis a {
	color: #557D4F !important;
}
ul.pureCssMenu img {border: none;float:left;_float:none;margin-right:2px;width:16px;
height:16px;
}
ul.pureCssMenu ul img {width:16px;
height:16px;
}
ul.pureCssMenu img.over{display:none}
ul.pureCssMenu li.dis a:hover img.over{display:none !important}
ul.pureCssMenu li.dis a:hover img.def {display:inline !important}
ul.pureCssMenu li:hover > a img.def  {display:none}
ul.pureCssMenu li:hover > a img.over {display:inline}
ul.pureCssMenu a:hover img.over{display:inline}
ul.pureCssMenu a:hover img.def{display:none}
ul.pureCssMenu span{
	display:block;
	background-image:url(./images/arrv_white.gif);
	background-position:right center;
	background-repeat: no-repeat;
   padding-right:9px;}
ul.pureCssMenu ul span{background-image:url(./images/arr_black.gif)}
ul.pureCssMenu ul li:hover > a span{	background-image:url(./images/arr_white.gif);}
ul.pureCssMenu li.pureCssMenui0 {
width:110px;
height:23px;
}
ul.pureCssMenu li a.pureCssMenui0{
height:100%;
background-image:url(./images/btn3.jpg);
border-width:0px;
font:normal 11px Tahoma;
color:#fff;
}
ul.pureCssMenu li a.pureCssMenui0:hover{
background-image:url(./images/btn4.jpg);
font:normal 11px Tahoma;
color:#eee;
}
 ul.pureCssMenum0 {
background-color:transparent;
border-width:0px;
	padding:0px 0px 0px 0px;
}
 ul.pureCssMenum0>li>a {
padding:8px 10px 0px 10px;
}
 ul.pureCssMenum0 a {
padding:8px 10px 0px 10px;
}
 ul.pureCssMenum0 ul a {
padding:2px 5px 5px 10px;
}
 ul.pureCssMenum0>li {
margin:0px 0px 0px 0px;
}
 ul.pureCssMenum0 li {
margin:0px 0px 0px 0px;
}
 ul.pureCssMenum0 li li {
margin:2px 0px 0px 2px;
}

</style>

<ul class="pureCssMenu pureCssMenum0">
	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://www.thedjofvieste.altervista.org/Home.html">Home</a></li>
	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://www.facebook.com/home.php?sk=group_154115544646376">Facebook</a></li>
	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://thedjofvieste.altervista.org/DjGiovy.html">Dj Giovy</a></li>
	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://thedjofvieste.altervista.org/DjAleX019.html">Dj AleX 019</a></li>

	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://thedjofvieste.altervista.org/DjElektroPlayer.html">Dj Elektro Player</a></li>
	<li class="pureCssMenui0"><a class="pureCssMenui0" href="http://thedjofvieste.altervista.org/DjDomy.html">Dj Domy</a></li>
</ul>