body {
  color: black;
  background-color: white;
  font-family: Verdana, Arial, Helvetica, sans-serif;
}
a:link, a:visited {
  color: blue;
  border-bottom: 1px dotted gray;
  text-decoration: none;
}
a:hover, a:active {
  color: blue;
  background-color: lightgray;
  text-decoration: none;
}