.construction {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100%;
    bottom: 0;
    z-index: 999999;
    text-align: center;
}

.title { 
    width:500px;
    margin: 0 auto;
    text-align: center;
}