html,body{ height: 100%; }
body{
	background: url(../images/index/bg.png) no-repeat scroll center/100% 100%;
}

.message-box{
	position: absolute;
	top: 42.04%;
	margin-left: 1.62rem;
	width: 3.08rem;
	height: 2.06rem;
	background: url(../images/index/message_tips.png) no-repeat scroll center/contain;
}

.message-box p{
	padding: 0.5rem 0 0 0.4rem;
	width: 2.8rem;
	line-height: 1.333333;
	font-size: 0.3rem;
}

.btn-group{
	position: absolute;
	top: 61.94%;
	padding: 0 0.6rem;
	width: 100%;
	height: 3.8rem;
}

.shadow{
	padding: 0.36rem 0 0 0.6rem;
	height: 100%;
	border-radius: 0.12rem;
	background-color: rgba(255, 255, 255, .7);
}

.btn-group h3{
	font-size: 0.32rem;
	font-weight: 600;
	letter-spacing: 3px;
}

.btn-group .btn{
	margin-top: 0.36rem;
}

.btn-group a{
	display: inline-block;
	margin: 0 0.18rem;
	width: 2.08rem;
	height: 2.08rem;
}

.btn-group .know{
	background: url(../images/index/btn-know.png) no-repeat scroll center/cover;
}

.btn-group .unknown{
	background: url(../images/index/btn_unknown.png) no-repeat scroll center/cover;
}