.navegador{ 
   margin-left: 0px; 
   margin-right: 0px;
   background-image:url(menus/bkgmenu.gif);
   
} 
.navlink { 
   font-weight: bold;
   border: 0px solid #999999;
   margin: 0px; 
   padding:0px 0px 0px 0px;
   height:25px;
   width:167px;
   line-height:25px;
   
} 
.navlink a { 
   background-image: url(img/bot1.gif); 
   color: #ffffff; 
   font-family: Arial, Helvetica, sans-serif; 
   font-size:12px;
   text-decoration: none; 
   display: block;
    
  } 

.navlink a:hover { 
   background-image: url(img/bot1_f2.gif); 
 
 
} 

body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}

.style17 {
	font-family: Arial, Helvetica, sans-serif;
	color: #FFFFFF;
}
.style18 {font-size: 11px}
#banner {
	position: absolute;
	width: 500px;
	height: 445px;
	left:50%;
	top: 175px;
	margin-left: -250;
	z-index: 0;
	visibility: visible;
}
.style56 {font-size: 10px}
#materias_principais {	width:500px;
	font-weight: bold;
	font-size: 20px;
	color: #003399;
	font-family: Verdana, Arial, Helvetica, sans-serif;
}
#textos_materias_principais {		width:500px;
		font-family: Arial, Helvetica, sans-serif; 
		font-size: 14px;
		color: #000000;
		text-decoration: none;
}
.style94 {font-weight: bold; font-size: 20px; color: #003399; text-decoration: none; font-family: Verdana, Arial, Helvetica, sans-serif; }
.style95 {font-family: Arial, Helvetica, sans-serif}
.style96 {font-size: 14px}
.style97 {font-size: 14px; font-family: Arial, Helvetica, sans-serif; }
<style type="text/css">
<!--
.style36 {font-size: 24px;
	color: #000062;
	font-weight: bold;
}
.style666 {font-family: Verdana, Arial, Helvetica, sans-serif;
	color: #333333;
	font-size: 12px;
	font-style: normal;
	line-height: normal;
}
.style69 {font-family: Arial, Helvetica, sans-serif;
	color: #000000;
	font-size: 14px;
}
.style72 {color: #0000FF}

.style73_2 {color: #000066;
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 11.5px;
	font-style: normal;
}
.style79 {font-family: Verdana, Arial, Helvetica, sans-serif; color: #333333; font-size: 12px; font-style: normal; line-height: normal; font-weight: bold; }
.style82 {color: #000000}
.style83 {font-size: 12px; font-style: normal; line-height: normal; font-family: Verdana, Arial, Helvetica, sans-serif;}