body{
/*background: no-repeat fixed ;  
        //background-image:  linear-gradient(to bottom right, black, red, yellow);
       */
       @media (max-width: 65rem){
        .site-nav{
        display: none;

    }
  }
        @media (min-width: 65rem){
        .site-nav2{
        display: none;
    }
  }
        }