g.axis path,
g.axis line {
    stroke: teal;
    shape-rendering: crispEdges;
}

g.axis text {
    font-family: Optima, Futura, sans-serif;
    font-weight: bold;
    font-size: 14px;
    fill: teal;
}

div.bar {
    display: inline-block;
    width: 20px;
    height: 75px;   /* We'll override height later */
    background-color: teal;
    margin-right: 2px;
}

#tooltip {
    position: absolute;
    width: 200px;
    height: auto;
    padding: 10px;
    background-color: white;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
    -webkit-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
    box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.4);
    pointer-events: none;
}

#tooltip.hidden {
    display: none;
}

#tooltip p {
    margin: 0;
    font-family: sans-serif;
    font-size: 16px;
    line-height: 20px;
}