.share{
	position:fixed; top:0; left: 0; background:rgba(0,0,0,0.7); width: 100%; height: 100%; z-index:99999999; display:none;
}

.share img{
	width:100%;
}

#wechatcbimg{
	width:100%;
	height:100%;
	position:fixed;
	background-color: rgba(0,0,0,.5);
	z-index: 999999999;
	max-width: 750px;
}
.last-img{
	width:90%; margin-left: 5%; position: absolute; top:50%; margin-top: -200px;
}
#wechatcbimg img{
	width:100%;
	height: auto;
	display: block;

}