img {
	display: none;
}
label {
	font-family: 'arial', 'helvetica', sans-serif;
	font-size: 16px;
}

.stack {
	margin-left: 20px;
	font-family: 'arial', 'helvetica', sans-serif;
	font-size: 16px;
	font-weight: bolder;
}

.stack-option {
	margin-left: 40px;
	padding: 5px;
	font-family: 'arial', 'helvetica', sans-serif;
	font-size: 16px;
	font-weight: normal;
	display: block;
}

.panel {
	width: 400px;
	display: inline-block;
	vertical-align: top;
}

#output {
	width: 650px;
	height: 490px;
	display: inline-block;
}

#output-canvas {
	width: 640px;
	height: 480px;
	border-width: 1px;
	border-color: #000;
	border-style: solid;
	position: absolute;
	z-index: 10;
}

#output-overlay-canvas {
	width: 640px;
	height: 480px;
	border-width: 1px;
	border-color: #000;
	border-style: solid;
	position: absolute;
	z-index: 20;
}

.ui-button {
	margin: 20px;
}

.number-input {
	width: 60px;
}