.content{
	width: 100%;
	/*height: 100%;*/
	/*background: url(../img/index.png);*/
}
.content>img{
	width: 100%;
	margin: 0 auto;
}
.tip{
	position:fixed;
	width:100%;
	height:100%;
	left:0;
	top:0;
	bottom:0;
	right:0;
	z-index:888;
	display:none;
}
.tip>div{
	width:540px;
	height:486px;
	margin:160px auto 0 auto;
	position:relative;
}
.close{
	position:absolute;
	top:25px;
	right:0;
	cursor:pointer;
}