a
{
	text-decoration: none;
}

.continent
{
	border-bottom:#ff0000 solid 1px;
	padding:5px;
	font-size:x-large;
	
}

.country
{
	border-bottom:#00ff00 solid 1px;
	margin-left:15px;
	font-size:large;
}

.state
{
	border-bottom:#0000ff solid 1px;
	margin-left:25px;
	font-size:medium;
}

.city
{
	margin-left:50px;
	margin-right:50px;
	font-size:small;
}