.whiteKey {
    color: white;
    background-color: white;
    border: solid 1px;
    border-color: grey;

    position: relative;
    display: inline-block;
    height: 67pt;
    width: 20pt;
}

.blackKeyOuter {
    position: relative;
    left: -7.5pt;
    z-index: 1;
}

.blackKey {
    color: black;
    background-color: black;

    position: absolute;
    display: inline-block;
    height: 40pt;
    width: 15pt;
}

.playing {
    background-color: lime;
}

.held {
    background-color: gold;
}

#keyboard {
    white-space: nowrap;
}