#loader-container{
    z-index: 10000;
}

#loader {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 10000;
    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border: 16px solid white;
    border-bottom: 16px solid black;
    border-radius: 50%;
    border-top: 16px solid #ffc107;
    width: 160px;
    height: 160px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}

#loader-background {
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -35px;
    margin-top: -35px;
    z-index: 10000;
}

.loader-block {
    height: 400px;
}

/* Safari */
@-webkit-keyframes spin {
    0% {
        -webkit-transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(360deg);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}