body {
	padding: 0; margin: 0;
	text-align: center;
	background: #000000;
}

#container {
	width: 1024px; height: 768px;
	margin: 0 auto;
	background: url('../img/fondoroboweb.gif') no-repeat;
}

#header {
	height: 256px;
}

#header #left{
	width: 256px; min-height: 128px;
	float: left;
}
#header #center {
	width: 512px; min-height: 128px;
	float: left;
}
#header #right {
	width: 256px; min-height: 128px;
	float: left;
}

#main {
	height: 512px;
}

#title {
	width: auto; top: 365px;
	position: relative;
	margin: 0 auto;
}

#menusen {
	width: 100%; top: 230px;
	position: relative;
	margin: 0 auto;
}

#menuniv {
	width: 910px; top: 215px;
	position: relative;
	margin: 0 auto;
}

#nivel1, #nivel2, #nivel3, #nivel4, #nivel5, #nivel6 {
	width: 150px; height: 56px;
	float: left;
}

#menucur {
	width: 600px; top: 390px;
	position: relative;
	margin: 0 auto;
}