.loading {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: block;
    background: rgba(0, 0, 0, 0.7);
    top: 0;
    left: 0;
}

.loading-inner {
    background-image: url('../images/loading-image.gif');
    position: fixed;
    top: 50%;
    left: 50%;
    text-align: center;
    margin-left: -25px;
    margin-top: -40px;
    width: 48px;
    height: 48px;
}

.loader {
    border: 16px solid #f3f3f3;
    border-radius: 50%;
    border-top: 16px solid blue;
    border-bottom: 16px solid blue;
    width: 120px;
    height: 120px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
    position: fixed;
    top: 50%;
    left: 50%;
}

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

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

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

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