body {
    margin: 0px !important;
    padding: 0px !important;
}

#loader {
    height: 100%;
    width: 100%;
    background-color: black;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: 999999;
}

#loader img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}