.fullScreen {
    position: fixed;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background: rgba(100,100,100,0.7);
    z-index: 1031;
}

.fullscreenFormDiv {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    background-color: white;
    box-shadow: 0 0 4px rgba(0,0,0,.14), 0 4px 8px rgba(0,0,0,.28);
    padding: 10px;
    border-radius:3px;
}