.loader-box{
	position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
	background: #00233f;
	z-index: 9999;
}

.loader {
	position: absolute;
	width: 80px;
	height: 40px;
	left: calc(50% - 40px);
	top: 45%;
}
.loader span {
	display: inline-block;
	width: 8px;
	height: 100%;
	border-radius: 4px;
	background: lightgreen;
	-webkit-animation: load 1s ease infinite;
}

@-webkit-keyframes load {
	0%,100%{
		height: 40px;
		background: lightgreen;
	}
	50%{
		height: 70px;
		margin: -15px 0;
		background: lightblue;
	}
}

.loader span:nth-child(2){
	-webkit-animation-delay: 0.2s;
}
.loader span:nth-child(3){
	-webkit-animation-delay: 0.4s;
}
.loader span:nth-child(4){
	-webkit-animation-delay: 0.6s;
}
.loader span:nth-child(5){
	-webkit-animation-delay: 0.8s;
}
.loader span:nth-child(6){
	-webkit-animation-delay: 1.0s;
}
.loader span:nth-child(7){
	-webkit-animation-delay: 1.2s;
}