#div_principal
{
	width: 80%;
	margin-left: auto;
	margin-right: auto;
	border: solid 2px #ffeb44;
}

div#div_header
{
	border: solid 2px #b2b2b3;
	border-top: 0px;
	border-left: 0px;
	border-right: 0px;
	border-bottom: 2px;
	border-style: solid;
	background-color: #e3e4e6;
	text-align: center;
}

div#div_header table
{
	margin-left: auto;
	margin-right: auto;
}

div#div_conteudo
{
	background-color: #d5d6d8;
	border-style: none;
}

div#div_conteudo table
{
	margin-left: auto;
	margin-right: auto;
}

input
{
	border: solid 1px #b2b2b3;
	padding: 2px;
	font-size: 0.8em;
}