body{
	margin: 0;
	padding: 0;
	font:Helvetica, Arial, Geneva, sans-serif;

}

#container
{
    margin: 0 auto;
    padding: 0 auto;
	width: 1000px;
	height: 100px;
	background-attachment: fixed;
}

#header{
   margin: 0 auto;
   padding: 0 auto;
   width:1300;
   height:100px;
   background-color: Black;
   background-image: url("imagens/header.png"); 
   background-repeat: no-repeat;  
  background-position: center; 
}
   

#conteudo {
margin: 0 auto;
}


ul {
    list-style-type: none;
    margin: 0 auto;
    padding: 0 auto;
    overflow: hidden;
    border: 1px solid #e7e7e7;
    background-color: #f3f3f3;
}

li {
    float: left;
}

li a {
    display: block;
    color: #666;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover:not(.active) {
    background-color: #ddd;
}

li a.active {
    color: white;
    background-color: red;
}