body {
  background: #000000;
  color: #ffffff;
  max-width: 700px;
  margin: 0 auto;}
  
  a {color: #ff0000;}
  
  .header {background-color: #000000; 
  color: #ffffff;
  padding: 5px; 
  border: 10px solid #ff0000; 
  text-align: center;}
  
.menu {color: #ffffff;
  border: 10px solid #ff0000;
padding: 5px;
margin: 5px;
text-align: center;}
  
  ul {list-style: none;}