#canvas #outro-panel {
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;

    background-color: black;
    opacity: 0.0;
    z-index: -1;
}

#canvas .outro-text {
    left: 50%;
    top: 50%;

    color: white;
    margin: 0 auto;
    opacity: 0.0;
    z-index: 16;

    -webkit-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%);
}