.loader-overlay {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.1);
    z-index: 99999;
}

.loader {
    border: 16px solid #cacaca;
    border-radius: 50%;
    border-top: 16px solid #209e91;
    width: 90px;
    height: 90px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
    position: fixed;
    top: 50%;
    left: 50%;
    margin: -45px 0 0 -45px;
    z-index: 1104;
}

.tab-control {
    display: none;
}

@keyframes spin {
    0% {
        -ms-transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg); }
    100% {
        -ms-transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg); }
}

.display-none {
    display: none;
}