#container {
 margin: 0;
 padding: 0;
 width: 820px;
 background-color: #ffffff;

 }

#header {
 margin: 0;
 padding: 0;
 }

#nav {
 width: 400px;
 float: left;
 }

#contents {
 margin-left: 420px;
 margin-bottom: 20px;
 }

#footer {
 clear: both;
 margin-top: 40px;
 margin-bottom:40px;
 }

table {
 margin: 5px
 }