#points{
	position: absolute;
	bottom: 50px;
	left: calc(50%);
	display: none;
}
#points span{
	display:  block;
	float: left;
	width: 15px;
	height: 15px;
	margin-right: 15px;
	border-radius: 25px;
}
.normal{
 background-color: rgba(225,225,225,0.5);
}
.shover{
	background-color: #FFFFFF;
}
/*上下页按钮*/
#leftBtn {
	display: none;
	position: absolute;
	left: 50px;
	height: 50px;
	top:calc(50%);
}
#rightBtn {
	display: none;
	position: absolute;
	height: 50px;
	right: 50px;
	top:calc(50%);
}