.container {
    max-width: 1000px;
    margin: 50px auto;
    color: orange;
    display: grid
}

header, nav, main, footer  {
  border: orange 4px solid;
  
header {
  grid-row: 1 / 2 ;
  grid-column: 2 / 3;
}

nav {
  grid-row: 1 / 3 ;
  grid-column: 1 / 2 ;
}

main {
  grid-row: 2 / 3 ;
  grid-column: 2 / 3 ;
  
}

footer {
  grid-row: 3 / 4 ;
  grid-column: 1 / 3 ;
}
}