h1{
    font-family: "Futura", sans-serif;
    font-size: 50pt;
    margin-top: 5px;
    line-height: 120px;
    
}
#myDIV {
    width: 3000px;
    height: 2000px;
    background-color: red;
    animation: mymove 10s infinite;
  }
  
  @keyframes mymove {
    from {background-color: red;}
    to {background-color: rgb(255, 217, 0);}
  }
  @media screen and (max-width: 320px) {
 body,h1{
 font-size: 30pt;
    }
}