body {
	font-family: Helvetica;
	margin:0;
}

header h1{
	margin:5px;
}

nav ul{
	margin:0;
}

nav ul li{
	list-style-type:none;
	
}

/* unvisited link */
a:link {
  color: black;
  text-decoration:none;
}

/* visited link */
a:visited {
  color: #999;
  text-decoration:none;
}

/* mouse over link */
a:hover {
  text-decoration:underline;
  text-decoration-style:solid;
}

/* selected link */
a:active {
  text-decoration:underline;
  text-decoration-style:wavy;
}