#heading {
	display: block;
	text-align: center;
}
#heading * {
	display: inline;
	padding: 4px;
	user-select: none;
	cursor: pointer;
	vertical-align: middle;
}
#heading li.active {
	background-color: #66ccff;
	border-radius: 3px;
	-webkit-border-radius: 3px;
	-opera-border-radius: 3px;
	-moz-border-radius: 3px;
}
#panes {
	text-align: justify;
	border-style: none;
	width: 380px;
	margin: 0 auto 0 auto;
}

#panes div div { overflow: hidden; }

#previous { float: none; cursor: pointer; }
#next { float: none; cursor: pointer; }