@media (max-width: 600px) {
    body {
        font-family: "Lato", sans-serif;
        background-image: url('battle_small.jpg');
        background-repeat: no-repeat;
        background-attachment: fixed; 
        background-size: 100% 100%;
        }
  }
  @media (min-width: 601px) {
    body {
        font-family: "Lato", sans-serif;
        background-image: url('battle.jpg');
        background-repeat: no-repeat;
        background-attachment: fixed; 
        background-size: 100% 100%;
        }
  }