.land{
    stroke: #333;
    fill: #aaa;
    stroke-width: 0.2;
}
.transaction {
    stroke: red;
    fill: none;
}
.citytext {
    font-family: Arial, sans-serif;
    fill: #fff;
    text-anchor: middle;
}

g.axis path.domain, g.axis g.tick line{
    stroke: #fff;
}

g.axis text{
    fill: #fff;
}