#ptolemy body {
	margin: 0;
	background: #000000;
}

#ptolemy * {
	font-size: 1.02em;
}

#ptolemy .ui-overlay-a, .ui-page-theme-a, .ui-page-theme-a .ui-panel-wrapper {
  background-color: #000000;
}

#ptolemy .ui-header .ui-title, .ui-footer .ui-title {
	margin: 0;
}

#ptolemy #page-title {
	color: #ffffff;
	font-size: 1.4em;
	font-weight: 700;
	text-align: center;
	padding: 15px 0 5px 0;
	margin: 0;
	text-shadow: none;
}

#ptolemy #traceCanvas {
	position: absolute;
	margin-right: auto;
	margin-left: auto;
	left: 0;
	right: 0;
	background: transparent;
}

#ptolemy #canvas {
	position: absolute;
	margin-right: auto;
	margin-left: auto;
	left: 0;
	right: 0;
	background: #000000;
}

#ptolemy #buttondiv {
	text-align: center;
	position: relative;
	background: #111111;
	padding: 12px 0;
	border-top: 2px solid #333333;
	border-bottom: 2px solid #333333;
}

#ptolemy #buttondiv button {
	margin: 0 3px;
	padding: 8px 18px;
	background: #222222 !important;
	color: #ffffff !important;
	border: 2px solid #555555 !important;
	border-radius: 8px !important;
	font-weight: 600 !important;
	font-size: 0.9rem !important;
	transition: all 0.2s ease !important;
	text-shadow: none !important;
}

#ptolemy #buttondiv button:hover {
	background: #333333 !important;
	border-color: #777777 !important;
}

#ptolemy #explanation {
	position: relative;
	display: none;
	background: #111111;
	border-top: 2px solid #333333;
	padding: 30px 20px;
}

#ptolemy #explanation h3 {
	color: #ffffff;
	font-size: 20px;
	font-weight: 700;
	text-align: center;
	margin-bottom: 20px;
	text-shadow: none;
}

#ptolemy #explanation p {
	font-size: 15px;
	max-width: 700px;
	text-align: center;
	margin: 0 auto 14px auto;
	line-height: 1.8;
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	color: #cccccc;
	text-shadow: none;
}

#ptolemy #explanation em {
	color: #e74c3c;
	font-style: normal;
	font-weight: 600;
}

#ptolemy #explanation b {
	color: #4a90d9;
}