.pianoKeyboard {
    width: 997px;
}

.pianoKeyboard .key {
    width: 12px;
    height: 50px;
    float: left;
    margin: 0px 1px 4px 1px;
}

.pianoKeyboard .key.white {
    background-color: white;
    z-index: 1;
}

.pianoKeyboard .key.black {
    position: relative;
    background-color: black;
    width: 8px;
    margin-left: -6px;
    height: 35px;
    z-index: 2;
    border: 1px solid black;
}

.key.D, .key.E, .key.G, .key.A, .key.B {
    margin-left: -5px;
}

.pianoKeyboard .tooltip {
    background-color: #ffee66;
    color: #674800;
    border-color: #c5b433;
}

.pianoKeyboard .key:hover {
    background-color: #ffee66;
}