body{
	background-image:url("imagens/body.jpg");
	background-attachment:fixed;
	margin:0;
	font-family: sans-serif;
	}
header{
	background-color:#000;
	text-align:center;
	}
nav{
	text-align:center;
	background-color:#000;
	}
nav a{
	text-decoration:none;
	display:inline-block;
	margin:0px 10px;
	font-size:18px;
	padding:2px 10px;
	color:#FFD700;
	}
nav a:hover{
	background-color:#600;
	color:#fff;
	}
article{
	margin:auto;
	margin-top:10px;
	margin-bottom:10px;
	width:850px;
	background-color:#fff;
	height:1000px;
	}
footer{
	width:100%;
	height:80px;
	background-color:#000;
	text-align:center;
	padding-top:40px;
	}
h3{
	color:#FFD700;
	font-size:15px;
	}