body {
  width:800px;
}

.header {
  width:800px;
  border-bottom: solid 1px rgb(178,34,34);
  background: url(../images/Banner.jpg) no-repeat right;
}

.content {
  width:600px;
  float:right;
}

.navigation {
  width:150px;
  padding:1em;
  float:left;
}