.loading
{
	position:fixed;
	top:0px;
	left:0px;
	width:100vw;
	height:100vh;
	display:flex;
	align-items:center;
	text-align:center;
	z-index:10000;
	background-color:white;
	opacity:1;
	transition: all .3s;
}
.loading_finish
{
	position:fixed;
	top:0px;
	width:100vw;
	height:100vh;
	display:flex;
	align-items:center;
	text-align:center;
	z-index:-10000;
	background-color:white;
	opacity:0;
	transition: all .3s;
}