html, body {height:100%;} 

body {
	margin:0; 
	padding:0;
	background:#ddd;
	color:#666;
	font:14px Calibri;
	text-align:center;
	}
	
#tudo { 
	width:945px;
	position:relative;  /*Contexto de posicionamento */
	background:#fff;
	margin:0 auto;
	text-align:left;
	min-height:100%;/**/
	border:dotted #999;
	border-width:0 1px;
	font:14px Calibri;
	font-style:normal;
	color:black;
	}
	
 * html #tudo {height: 100%;}
 
#conteudo {padding-bottom:30px;}

#topo {

 	background: url(images/banner.gif) no-repeat;
	background-position:right;	
	float:right;
	width:945px;
	height:100px;
	text-align:center;
	padding-top:5px;
	
	}


#botoes {
	float:left;
	width:945px;
	height: 40px;
	float:left;
	text-align:left;
	background:white;
	
	
	
	
	}


#rodape {
	background: silver;
	width:945px;
	height:35px;
	position: absolute;
	bottom: 0;
	font:16px Calibri;
	font-style:normal;
	border-width: 1px 0;
    clear:both;
	text-align:center;
	border-top: 1px solid orange;	
	margin:0;
	font-weight:normal;
	color: #000000;
	padding-top:10px;

	}

	
#principal {
	width:800px;
	padding-left:20px;
	float:Left;
	padding-top:10px;
	text-align:justify;
	}
	
#auxiliar {
	width:50px;
	float:Right;
	padding-top:10px;
	}
	
	
ul {
	width:190px;
	margin:0;
	padding:0;
	list-style:none;
	}
	
ul li {margin:1px 0; }

ul li a, ul li a:visited {
	height:1%;
	font:14px Calibri;
	display:  block;
	background:#ffcc00;
	color:#000000;
	text-decoration:none;
	padding:2px 10px;
	}
	
ul li a:hover {
	background:#9f9;
	color:#060;
	}
h1, h2, h4 { 	
	font:22px Calibri;
	color:#000000;

	
	}
	
h4 {font-size:16px;}

.clear {clear:both;}
#nav li.um {
	margin-bottom:8px;
	text-align:center;
		}

A:link    {border-style:none; border:0px; text-decoration:   none;        color: black  }
A:visited {border-style:none; border:0px; text-decoration:   none;        color: black  }
A:active  {border-style:none; border:0px; text-decoration:   none;        color: blue}
A:hover   {border-style:none; border:0px; text-decoration:   underline;   color: blue }