.spinner {
	width: 4em;
	height: 4em;
	position: fixed;
	z-index: 30;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}
.double-bounce1, .double-bounce2 {
	width: 100%;
	height: 100%;
	border-radius: 50%;
	background-color: #fff;
	opacity: 0.6;
	position: absolute;
	top: 0;
	left: 0;
	-webkit-animation: sk-bounce 2.0s infinite ease-in-out;
	animation: sk-bounce 2.0s infinite ease-in-out;
}
.double-bounce2 {
	-webkit-animation-delay: -1.0s;
	animation-delay: -1.0s;
}
 @-webkit-keyframes sk-bounce {
 0%, 100% {
-webkit-transform: scale(0.0)
}
 50% {
-webkit-transform: scale(1.0)
}
}
 @keyframes sk-bounce {
 0%, 100% {
 transform: scale(0.0);
 -webkit-transform: scale(0.0);
}
50% {
 transform: scale(1.0);
 -webkit-transform: scale(1.0);
}
}