body{background-color:navajowhite}

/* 1.Wrapper--------------*/
#wrapper{
width:1000px;
height:900px;
background-color:navajowhite;
margin:auto;}

/* 2.Header--------------*/
#header{
width:850px;
height:90px;
background-color:whitesmoke;
margin:auto;
border:1px solid gray;}

/* 3.menu--------------*/
#menu{
width:850px;
height:43px;
background-color:DodgerBlue;
margin:auto;
border:1px solid gray;}
#navigation ul
{
	list-style-type:none;
	margin: 0;
	padding:0;
}
#navigation ul li
{
	position:relative;
	float:left;
	border-right:1px solid grey;
	width:130px;
	
}
#navigation ul a 
{
	display: block;
	color: white;
	text-decoration: none;
	text-align: center;
	padding:14px 12px;
	font-size: 14px;
}
#navigation ul li a:hover
{
	background-color:DeepPink;
	color:green;
}
#navigation ul ul 
{
	display:none;
	position:absolute;
	background-color:gold;
}
#navigation ul ul li
{
	width:130px;
}
#navigation ul ul a 
{
	padding: 10px 15px;
}
#navigation ul li:hover> ul 
{
	display:block;
}


/* 4.Content--------------*/
#content{
width:850px;
height:650px;
background-color:white;
margin:auto;
border:1px solid gray;}

/* 5.Footer--------------*/
#footer{
width:850px;
height:40px;
background-color:whitesmoke;
margin:auto;
border:1px solid gray;}