body { 
    background-color: rgb(255,255,255);
    margin-left: 10%; 
    margin-right: 10%; 
    font-family: serif;
  }
  h1 { color: black; font-family: sans-serif; }
  h2 { color: DarkRed; font-family: sans-serif; margin-left: -0%; }
  h3 { color: DarkRed; font-family: sans-serif; margin-left: -0%; }
  dt { font-family: sans-serif; }