body { 
  background-color: white;
  color: black;
  margin: .5em;
}
a:link { color: blue; text-decoration: none }
a:visited { color: #0000aa; text-decoration: none }
a:hover { color: red; text-decoration: none } 
h1 { text-align: center; font-weight: bold; font-size: 200%  }
h2 { font-weight: bold; font-size:  120%; margin-top: 25pt; margin-bottom: 10pt } 
h3 { font-weight: bold; font-size:  100%; margin-top: 25pt; margin-bottom: 5pt }