.maintenance-content {
    width: 100%;
    height: 100%;
    position: fixed;
    z-index: 0;
    top: 0;
    left: 0;
}
.maintenance-content div {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}
.maintenance-content div img {
	max-width: 120px;
	height: auto;
}