header {
	height: 80px;
	color: #ffff00;
	background-color: #0000ff;
	text-align: center;
	margin-top: 10px;
	margin-bottom: 10px;
	margin-left: 10px;
	padding: 10px;
}
a:link {
	color: #4444FF;
	text-decoration: none;
}
a:visited {
	color: #4444FF;
	text-decoration: none;
}
a:hover {
	color: #FF9800;
	text-decoration: none;
}
a:active {
	color: #4444FF;
	text-decoration: none;
}
main {
	background-color: #ffffc0;
	-webkit-column-gap: 2em;
	   -moz-column-gap: 2em;
	        column-gap: 2em;
	-webkit-column-rule: thin dotted #999;
	   -moz-column-rule: thin dotted #999;
	        column-rule: thin dotted #999;
	-webkit-column-width: 9em;
	   -moz-column-width: 9em;
	        column-width: 9em;
}

p {
	margin: 0;
}