#header{
    background-color: #66CCFF;
    color:white;
    text-align:center;
    padding:10px;
}
body{
    background-color: #EEE;
    font-family: Arial, Helvetica, sans-serif;
}
#container{
    background-color: white;
    width:800px;
    margin-left:auto;
    margin-right: auto;
}
#content{
    padding: 10px
}
#nav{
    width: 180px;
    float:left;
}
#main{
    width:600px;
    float:right;
}
#footer{
    clear: both;
    padding: 10px;
    background-color:#999999;
    color:white;
    text-align:right;
}
#nav .selected{
font-weight:bold;
}
a{
    text-decoration: none;
    color: red;
}
#nav ul{
    list-style-type: none;
}
h1, h2, h3{
    margin:0px;
}