body {
  margin: 3em auto;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  color: black;
  background: #2ecbff;
  font-family: "Orbitron Light";	     
}

h1, nav {
  text-align: center;
}
nav, a {
 background-color:  #2ecbff;
}

p {
  text-align: justify;
}