.flex-center {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
	-webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
}
.preloader {	
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: #fff;
	z-index: 1060;
}
#preloader-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
#preloader-logo > div {
    display: inline-block;
    width: 15px;
    height: 15px;
    background-color: #087809;
	margin: 0 4px;
	border-radius: 50%;
}
#preloader-logo > div:nth-last-child(1) {
	-webkit-animation: loading 0.6s 0.1s infinite alternate;
	animation: loading 0.6s 0.1s infinite alternate;
}
#preloader-logo > div:nth-last-child(2) {
	-webkit-animation: loading 0.6s 0.2s infinite alternate;
	animation: loading 0.6s 0.2s infinite alternate;
}
#preloader-logo > div:nth-last-child(3) {
	-webkit-animation: loading 0.6s 0.3s infinite alternate;
	animation: loading 0.6s 0.3s infinite alternate;
}
@keyframes loading {
  to {
    opacity: 0.3;
    transform: translate3d(0, -1rem, 0);
  }
}