style.css

*, html, body {
	font-family: sans-serif;
	color: white;
	line-height: 1.2em;

	-webkit-transition: all 150ms ease-in-out;
	-moz-transition: all 150ms ease-in-out;
	-o-transition: all 150ms ease-in-out;
	-ms-transition: all 150ms ease-in-out;
	transition: all 150ms ease-in-out;
}

html {
	background: black url("bg.jpg") top left;
	background-size:cover;
}

ul > li {
	margin-left: 2em;
}

.warning {
	color: yellow;
}

.error {
	color: red;
}

/*** Main ***/

#main > footer {
	clear: both;
	text-align: center;
	padding: 0 1em;
	font-weight: bold;
}

#builder {
	width: 74em;
	margin: 0 auto;
}

/*** Skill Tree ***/

#current-subtree {
	float: left;
	width: 50em;
	padding-left: 1.5em;
}

h1,
#current-subtree > heading {
	font-weight: bold;
	font-size: 2em;
	text-align: center;
	width: 100%;
	display: block;

	text-shadow:
		-1px -1px 0 #000,
		1px -1px 0 #000,
		-1px 1px 0 #000,
		1px 1px 0 #000;
}

h1 {
	font-size: 3em;
	line-height: 3em;
	text-align: center;
	padding: 0 0.25em;
}

#current-subtree > table {
	margin: 0 auto;
}

.tree heading {
	font-weight: bold;
}

.tree > heading {
	display: block;
	font-size: 2em;
}

.subtree {
	display: table;
	width: 40em;
}

.tier {
	display: table-row;
}

.skill {
	display: table-cell;
	width: 19em;
	padding: 0.5em;
	margin: 0 auto;

	opacity: 0.666;
}

.skill.availible,
.skill.taken {
	opacity: 1;
	cursor: pointer;
}

.tier-number {
	font-weight: bold;
	padding-right: 2em;
	vertical-align: middle;
}

.skill:first-child:last-child {
	font-weight: normal;
	display: block;
}

.basic,
.aced {
	padding: 0.5em;
	border: 0.125em solid #bbb;
	color: #bbb;
	overflow-y: hidden;
}

.basic.taken,
.aced.taken {
	border-color: #fc901d;
	color: #fff;
}

.availible > .aced.basic-needed {
	opacity: 0.666;
	cursor: auto;
}

.basic > .description,
.aced > .description {
	height: 5em;
}

.skill > heading {
	font-weight: bold;
}

.skill > .basic {
	background-color: #2C536D;
}

.skill > .aced {
	background-color: #3885AB;
}

.skill .cost {
	text-align: right;
	font-weight: bold
}


/*** Info Pane ***/

#info-pane {
	float: left;
	width: 17.5em;
	background: #2C536D;
	padding: 1em;
	border: 0.125em #bbb solid;
}

#points.maxed {
	font-weight: bold;
}

#points-message {
	margin-left: 0.5em;
}

#trees-list {
	margin-top: 1em;
}

#trees-list > li > heading {
	color: #bbb;
}

#trees-list > li {
	margin-left: 0;
	margin-bottom: 0.5em;
}

#trees-list > li:last-child {
	margin-bottom: 0;
}

#trees-list .subtree-link {
	display: inline-block;
	text-decoration: underline;
	cursor: pointer;
	width: 13em;
}

#trees-list .subtree-link:hover {
	color: #fca64d;
}

#trees-list .points:before {
	content: "(";
}

#trees-list .points:after {
	content: ")";
}

.subtree-info.active * {
	font-weight: bold;
	color: #fc901d;
}