.container { 
  max-width: 1000px;
  margin:50px auto;
  display: grid;
  grid-gap: 15px;
  grid-template-columns: 250px minmax(0,1fr);
  
}

header,nav, main, footer {
  border: black 2px solid;
  padding:10px
}


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

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

ul li::marker { 
        content: none;
}

ul {
padding:5px
}


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


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