body {
  background-color: #578c90;
}

#all {
  background-color: #bbd5d7;
  width: 800px;
  margin-left: auto;
  margin-right: auto;
}

header {
  text-align: center;
}

nav {
  color: white;	
  background-color: #357177;
  float: left;
  width: 200px;
  color: #bbd5d7;
  
  height: 400px;
}

#content {
  background-color: #84adb1;
  float: left;
  width: 540px;
  height: 400px;
  padding-left: 60px;
}

footer {
  color: black;
  background-color: #bbd5d7;
  clear: both;
  text-align: center;
}
nav a {color: #bbd5d7;
}