html, body {
  margin: 0;
  padding: 0;
  color: #fff;
  background: #000;
  text-align: center;
  font-family: Verdana, Arial, Helvetica, sans-serif;
}
#container {
  position: relative;
  margin: 0 auto;
  margin-top: 20px;
  width: 672px;
}
#nav {
  position: absolute;
  width: 678px;
  w\idth: 672px;
  top: 0;
  left: 0;
}
#nav a { text-decoration: none; }
#nav a img { border: none; }