svg {
    font: 10px sans-serif;
}

.y.axis path {
    display: none;
}

.y.axis line {
    stroke: #fff;
    stroke-opacity: .2;
    shape-rendering: crispEdges;
}

.y.axis .zero line {
    stroke: #000;
    stroke-opacity: 1;
}

.title {
    font: 300 78px Helvetica Neue;
    fill: #666;
}

.pubyear,
.year {
    text-anchor: middle;
}

.pubyear {
    fill: #fff;
}

rect {
    fill-opacity: .6;
    fill: #e377c2;
}

rect:first-child {
    fill: #1f77b4;
}

#map {
    margin-top: 20px;
    height: 500px;
}