main.css

html, body {
	margin: 0;
	padding: 0;
	font: .9em Helvetica, Arial, sans-serif;
	background: #272822;
	color: #FFF;
	height: 100%;
	overflow: hidden;
}

a {
	font-weight: 700;
	color: #A6E22E;
	text-decoration: none;
}

a:hover, a:focus {
	text-decoration: underline;
}

h1, h2 {
	padding: .4em;
	margin: .6em -.6em;
	background: #2f3129;
	border-bottom: 2px solid #A6E22E;
}

h1 { margin-top: 0; }

#editor, #preview {
	background: #272822;
	float: left;
	margin: 0;
	border: 3px solid #2f3129;
	width: 50%;
	height: 100%;
	overflow: auto;
}

#view-css3 {
	display: none;
}

.ibox, #editor, #preview {
	box-sizing: border-box;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	-ms-box-sizing: border-box;
}

.ibox {
	width: 50%;
	float: left;
	padding-bottom: 1.5em;
}

.bbox {
	clear: both;
}

img, canvas {
	outline: 1px solid #A6E22E;
	border: 1px solid #272822;
}

#gif img, #sc canvas  {
	min-width: 50px;
	min-height: 50px;
}

#sprite img {
	max-width: 100%;
	height: auto;
}

#gallery {
	overflow: hidden;
}

#gallery img {
	width: 50px;
	height: 50px;
}

#gallery a {
	float: left;
	margin-right: 4px;
	padding: 4px;
}

canvas {
	cursor: pointer;
}

#input {
	width: 100%;
	height: 100%;
	position: relative;
}

#editor .ace_editor .ace_sb {
	overflow-y: auto;
}

#preview  {
	padding: 1.5em 2em;
}