BODY{ 
	font: 8pt Verdana, Geneva, Arial, Helvetica, sans-serif;
	text-align: center;
	margin-top: 5px;
	margin-bottom: 5px;
	background: #FFFFFF;
}

body.width_fmax div#wrapper 
{
	width: expression(((document.body.clientWidth)) < 901? "900px": ((document.body.clientWidth)) > 1050? "1200px": "center" );
	text-align:center;
	
}


body.width_medium div#wrapper 
{
	width: 950px;
	text-align:center;
}

body.width_fmax div#wrapper 
{
	min-width: 900px;
	max-width: 100%;
	text-align:center;
}

TD{
	font: 8pt Verdana, Geneva, Arial, Helvetica, sans-serif;
	text-align: left;
	margin-top: 5px;
	margin-bottom: 5px;
}

p{ text-align: justify; }

#menu-topicos{ 
	font-size: 9px;
	color:#31456B;
}

#menu_agpya{
	float:left;
	color:#FFFFFF;
/*	padding:1px; / padding:3px; */
 	margin-right:3px; / margin-right:2px; 
	font-weight: bold;
	text-align:center;
	vertical-align:middle;
	font-size: 9px;
	letter-spacing: 0x;
	height:25;
	text-decoration:none;
}

#menu-h-inf{ 
	font-size: 9px;
	color:#31456B;
}

#n02{
	 color: #666666;
	 font-weight: bold;
	 letter-spacing: -1px;
}
#n03{
	font-size: 10px;
	font-weight: normal;
	color: #444444;
	letter-spacing: -1px;
	margin-left: 20px;
	margin-bottom: 5px;
}
#n04{
	font-size: 10px;
	font-weight: bold;
	text-transform: uppercase;
	text-align: left;
	color: #444444;
	letter-spacing: -1px;
	margin-left: 20px;
	margin-top: 3px;
}
#n05{
	font-size: 10px;
	font-weight: bold;
	text-align: left;
	color: #444444;
	letter-spacing: -1px;
	margin-left: 25px;
	margin-top: 3px;
}

#submenu{
	color:#FFFFFF;
	padding-top:2px;
	margin-right:2px;
	font-weight: bold;
	font-size: 9px;
}

#bajada{
	font-size: 9px;
	text-align:left;
}

#titulo {
	letter-spacing: -1px;
	font-size: 10px;
	font-weight: bold;
	text-transform: uppercase;
	color: #004488;
	}
#navi {	list-style-image:url(\SAGPyA\_img\circulo1.jpg);}
#navi2 {	list-style-image:url(\SAGPyA\_img\circulo2.jpg);}
#navi3 {	list-style-image:url(\SAGPyA\_img\circulo3.jpg);}
#navi4 {	list-style-image:url(\SAGPyA\_img\circulo4.jpg);}

	
<!-- MENU IZQUIERDO -- >

div#men_izq a:hover {text-decoration:none; color: #FFF;}

div#div_sub0 a:hover {text-decoration:none; color: #000;}
div#div_sub1 a:hover {text-decoration:none; color: #000;}
div#div_sub2 a:hover {text-decoration:none; color: #000;}

#div_it0, #div_it1, #div_it2, #div_it3, #div_it4, #div_it5, #div_it6, #div_it7, #div_it8, #div_it9, #div_it10, #div_it11, #div_it12, #div_it13, #div_it14, #div_it15, #div_it16, #div_it17, #div_it18, #div_it19, #div_it20, #div_it21, #div_it22, #div_it23
{
width:175px;
margin-top:0px;
border-bottom-style:solid;
border-bottom-width:1px;
border-bottom-color:#2E446D;
cursor: pointer;
}

#div_sub_it0, #div_sub_it1, #div_sub_it2, #div_sub_it3, #div_sub_it4, #div_sub_it5, #div_sub_it6, #div_sub_it7, #div_sub_it8, #div_sub_it9, #div_sub_it10, #div_sub_it11, #div_sub_it12, #div_sub_it13, #div_sub_it14, #div_sub_it15, #div_sub_it16, #div_sub_it17, #div_sub_it18
{
cursor: pointer;
margin-left:10px;
}

#cubo_blue
{
margin-bottom:-3px;
}

.on
{
display: block;
}
.off
{
display: none;
}
<!-- fin menu izquierdo -- >