* {
	box-sizing:	border-box;
}
body {
	margin: 0;
	padding: 0;
	background: #776 url('images/grille-fabric.jpg') center/300px;
	color: white;
	font: 16px 'Josefin Slab';
}
h1 {
	font-size: 2rem;
	font-weight: normal;
	letter-spacing: 0.2em;
	text-shadow: 0 0.05em 0.1em black, 0 -0.05em 0.1em #fff5;
}
#radio-main {
	width: 95%;
	max-width: 600px;
	background: linear-gradient(#333, #222);
	padding: 2em;
	margin: 100px auto;
	border: 1vmin groove tan;
	border-radius: 0.5em;
	box-shadow: 0 0 1vmin black, 0 0 4vmin black;
	text-align: center;
}
#radio-controls {
	text-align: left;
}
#radio-dial {
	appearance: none;
	width: 99%;
	height: 10px;
	background: linear-gradient(#333, #444);
}
#radio-dial::-webkit-slider-thumb {
	appearance: none;
	width: 20px;
	height: 20px;
	border-radius: 50%;
	background: radial-gradient(gold, goldenrod);
	cursor: ew-resize;
}
#radio-powerbutton {
	display: block;
	margin: 0 auto;
}
#radio-logo {
	display: block;
	margin: 0 auto;
	width: 90%;
	max-width: 336px;
	opacity: 1;
}
#radio-logo.pulsing {
	animation: pulse 1s linear infinite alternate;
}
@keyframes pulse {
	to { opacity: 0.3; }
}

@media screen and (min-width:700px) {
	main {
		padding: 4em;
	}
}