.loading{
	left: 50%;
	top: 50%;
	position: fixed;
	transform: translate(-50%,-50%);
	z-index: 9999;
}

#loading_back
{
	width:70px;
	height:70px;
	border-radius: 50%;
	background:white;
	opacity:0.8;
}

#loading_bg
{
	width:100%;
	height:100%;
	background:white;
	opacity:0.5;
}