.container {
	margin-right: auto;
	margin-left: auto;
	width: 960px;
	background: white;
	padding: 20px;
	margin-top: 10px;
}

.container a, .container a:hover, .container a:active {
	color: #31BDEC !important;
	margin: 0 10px;
}

@media screen and (max-width: 520px) {
	.container {
		width: auto;
		padding: 0px;
		margin-top: 0px;
		-moz-transform: rotate(90deg);
		-webkit-transform: rotate(90deg);
		filter: progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
	}
	.piano {
		margin-top: 0 !important;
		margin-left: 40px !important;
	}
	.quick {
		display: none !important;
	}
	.tips {
		bottom: 20px;
	}
}

.piano {
	margin-top: 10%;
	width: 600px;
	height: 330px;
	margin: auto;
	border-radius: 20px 20px 0 0;
	overflow: hidden;
	background: -webkit-linear-gradient(#111, #444);
	background: -o-linear-gradient(#222, #444);
	background: -moz-linear-gradient(#222, #444);
	background: linear-gradient(#1e1d1d, #000);
	position: relative;
}

.title {
	position: absolute;
	top: 12px;
	text-align: center;
	left: 0;
	right: 0;
	font-size: 1.5rem;
	color: #eee;
	letter-spacing: 4px;
}

.choose {
	position: absolute;
	top: 20px;
	right: 20px;
	text-align: right;
	color: #eee;
}

.choose>span {
	margin-left: 8px;
	cursor: pointer;
}

.choose .selected {
	color: #2094FA;
}

.piano, .piano * {
	-webkit-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	user-select: none;
}

.light {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	background: #ff7700;
	float: left;
	margin-right: 10px;
	margin-top: 25px;
}

.text {
	float: left;
	width: 10%;
}

.text h1 {
	font-family: metropolis;
	font-size: 38px;
	color: #eee;
	line-height: 60px;
}

.piano-container {
	width: 95%;
	height: 260px;
	background: #fff;
	margin: 60px auto 0 auto;
}

.piano-container li {
	width: 12.5%;
	height: 100%;
	float: left;
	list-style-type: none;
	position: relative;
}

.white {
	width: 100%;
	height: 100%;
	float: left;
	box-shadow: 0 2px 2px rgba(0, 0, 0, .5);
	position: relative;
	z-index: 1;
	background: #f5f5f5;
}

.white:active, .white.active {
	box-shadow: -1px 0 15px rgba(0, 0, 0, .7) inset;
	-webkit-box-shadow: -1px 0 15px rgba(0, 0, 0, .7) inset;
	-moz-box-shadow: -1px 0 15px rgba(0, 0, 0, .7) inset;
	-ms-box-shadow: -1px 0 15px rgba(0, 0, 0, .7) inset;
}

.black {
	position: absolute;
	z-index: 2;
	width: 70%;
	height: 120px;
	background: #000;
	right: -35%;
	box-shadow: 1px 0 #111, 0 2px 0 #111, 0 3px 0 #333, 0 4px 0 #333, 0 5px 0 #333, 0 6px 1px rgba(0, 0, 0, .1), 0 0 5px rgba(0, 0, 0, .1), 0 1px 3px rgba(0, 0, 0, .3), 0 3px 5px rgba(0, 0, 0, .2), 0 5px 10px rgba(0, 0, 0, .25), 0 10px 10px rgba(0, 0, 0, .2), 0 20px 20px rgba(0, 0, 0, .15);
	-webkit-box-shadow: 1px 0 #777, 0 2px 0 #777, 0 3px 0 #666, 0 4px 0 #555, 0 5px 0 #444, 0 6px 1px rgba(0, 0, 0, .1), 0 0 5px rgba(0, 0, 0, .1), 0 1px 3px rgba(0, 0, 0, .3), 0 3px 5px rgba(0, 0, 0, .2), 0 5px 10px rgba(0, 0, 0, .25), 0 10px 10px rgba(0, 0, 0, .2), 0 20px 20px rgba(0, 0, 0, .15);
	-moz-box-shadow: 1px 0 #333, 0 2px 0 #555, 0 3px 0 #555, 0 4px 0 #666, 0 5px 0 #777, 0 6px 1px rgba(0, 0, 0, .1), 0 0 5px rgba(0, 0, 0, .1), 0 1px 3px rgba(0, 0, 0, .3), 0 3px 5px rgba(0, 0, 0, .2), 0 5px 10px rgba(0, 0, 0, .25), 0 10px 10px rgba(0, 0, 0, .2), 0 20px 20px rgba(0, 0, 0, .15);
	-ms-box-shadow: 1px 0 #333, 0 2px 0 #555, 0 3px 0 #555, 0 4px 0 #666, 0 5px 0 #777, 0 6px 1px rgba(0, 0, 0, .1), 0 0 5px rgba(0, 0, 0, .1), 0 1px 3px rgba(0, 0, 0, .3), 0 3px 5px rgba(0, 0, 0, .2), 0 5px 10px rgba(0, 0, 0, .25), 0 10px 10px rgba(0, 0, 0, .2), 0 20px 20px rgba(0, 0, 0, .15);
}

.black:active, .black.active {
	box-shadow: 1px 0 #777, 0 2px 0 #777, 0 3px 0 #666, 0 4px 0 #555;
	-webkit-box-shadow: 1px 0 #555, 0 1px 0 #555, 0 1px 0 #444, 0 2px 0 #333;
	-moz-box-shadow: 1px 0 #111, 0 2px 0 #222, 0 3px 0 #222;
	-ms-box-shadow: 1px 0 #111, 0 2px 0 #222, 0 3px 0 #222;
}

.white, .black {
	position: relative;
}

.tips, .quick {
	position: absolute;
	left: 0;
	right: 0;
	text-align: center;
}

.quick {
	bottom: 10px;
	color: #bbb;
}

.black .quick {
	color: #444;
}

.tips {
	bottom: 30px;
	color: #4d4d4d;
	font-size: 2rem;
}
/* 木琴的追加样式 */
.container.piano-style-1 {
	
}

.piano-style-1 .piano-container {
	/* 	position: relative; */
	background: transparent;
	width: 620px !important;
	height: 260px !important;
	background-repeat: no-repeat;
	background-position: center center;
	background-size: 100% 100%;
	padding-left: 20px;
}

.piano-style-1 .piano-container li {
	text-align: center;
	color: #4d4d4d;
	font-size: 2rem;
	height: 260px !important;
	line-height: 260px !important;
	background-repeat: no-repeat;
	background-position: center center;
	background-size: 75px;
}

.piano-style-1 .piano {
	background: linear-gradient(#d1dd3d, #90982b);
}

.piano-style-1 .title {
	color: #444;
}

.piano-style-1 .choose {
	color: #444;
}