body { 
background-color: #cccccc;
}
#header {
background-color: silver;
margin-left:auto;
margin-right:auto;
height:200px;width:800px;
}
#main {
background-color: silver;
margin-left:auto;
margin-right:auto;
height:450px;width:800px;
border-style:solid none;
border-width:3px;
border-color:black;
font-size:large;
}
#menu {
height:125px;
width:800px;
background-color:silver;
border-style: none;
margin-left:auto;
margin-right:auto;
line-height:2.0;
}