div#loading-dialog {
    position: fixed;
    height: 100%;
    width: 100%;
    z-index: 999999999999999999;
    top: 0;
    left: 0;
    background-color: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

    div#loading-dialog > div.spinner {
        border: 10px solid rgba(221, 221, 221, 0.85);
        border-radius: 50%;
        border-top: 10px solid rgba(52, 152, 219, 0.85);
        width: 60px;
        height: 60px;
        animation: spin 1s linear infinite;
        -webkit-animation: spin 1s linear infinite;
        -moz-animation: spin 1s linear infinite;
        -o-animation: spin 1s linear infinite;
        box-shadow: 0 0 0 1px rgba(0,0,0,0.15), inset 0 0 0 1px rgba(0,0,0,0.15);
        -webkit-box-shadow: 0 0 0 1px rgba(0,0,0,0.15), inset 0 0 0 1px rgba(0,0,0,0.15);
        -moz-box-shadow: 0 0 0 1px rgba(0,0,0,0.15), inset 0 0 0 1px rgba(0,0,0,0.15);
        -o-box-shadow: 0 0 0 1px rgba(0,0,0,0.15), inset 0 0 0 1px rgba(0,0,0,0.15);
    }

    div#loading-dialog > div.message {
        user-select: none !important;
        margin-top: 20px !important;
        color: #0b4abd !important;
        opacity: 1 !important;
        font-weight: bold !important;
        font-size: 22px !important;
        text-transform: capitalize !important;
        -webkit-text-stroke: 0.4px #464646 !important;
    }

    div#loading-dialog.opaque {
        background: transparent !important;
    }

    div#loading-dialog.opaque > div.spinner,
    div#loading-dialog.opaque > div.message {
        display: none;
    }

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

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

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

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