.spinner {
	position: absolute;
	top: 50%;
	margin: 0 auto;
	width: 100%;
	height: 70px;
	text-align: center;
	font-size: 10px;
}

.spinner > div {
	background-color: #333;
	height: 100%;
	width: 8px;
	display: inline-block;
	
	-webkit-animation: sk-stretchdelay 1.2s infinite ease-in-out;
	animation: sk-stretchdelay 1.2s infinite ease-in-out;
}

.spinner .rect2 {
	-webkit-animation-delay: -1.1s;
	animation-delay: -1.1s;
}

.spinner .rect3 {
	-webkit-animation-delay: -1.0s;
	animation-delay: -1.0s;
}

.spinner .rect4 {
	-webkit-animation-delay: -0.9s;
	animation-delay: -0.9s;
}

.spinner .rect5 {
	-webkit-animation-delay: -0.8s;
	animation-delay: -0.8s;
}

@-webkit-keyframes sk-stretchdelay {
	0%, 40%, 100% { -webkit-transform: scaleY(0.4) }	
	20% { -webkit-transform: scaleY(1.0) }
}

@keyframes sk-stretchdelay {
	0%, 40%, 100% { 
	transform: scaleY(0.4);
	-webkit-transform: scaleY(0.4);
	} 20% { 
	transform: scaleY(1.0);
	-webkit-transform: scaleY(1.0);
	}
}