.loader {
    position: fixed;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loader-overlay {
    position: absolute;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    background-color: rgba(120, 120, 120, .5);
}

.loader-icon {

}