body {
  font-family: serif;
  color: black;
  margin: 5%;
  font-size: 1.3em;
}


a:link, a:visited {
  font-weight: bold;
color: black;
background-color: white;
text-decoration: limegreen double underline ;
}


a:hover, a:active {
  font-weight: bold;
color: limegreen;
background-color: white;
text-decoration: black double underline;
}