#button{
	display:block;
	margin:20px auto;
	padding:10px 30px;
	background-color:#eee;
	border:solid #ccc 1px;
  cursor: pointer;
}
#overlay{	
	position: fixed;
	top: 0;
	left: 0;
	z-index: 100;
	width: 100%;
	height:100%;
	display: none;
	background: rgba(0,0,0,0.6);
}
.cv-spinner {
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;  
}
.spinner {
	width: 40px;
	height: 40px;
	border: 4px #ddd solid;
	border-top: 4px #2e93e6 solid;
	border-radius: 50%;
	animation: sp-anime 0.8s infinite linear;
}
@keyframes sp-anime {
	0% { 
		transform: rotate(0deg); 
	}
	100% { 
		transform: rotate(359deg); 
	}
}
.is-hide{
	display:none;
}