body {
    font: 10px sans-serif;
}

.scatter .axis path,
.scatter .axis line {
    fill: none;
    stroke: #000;
    stroke-width: 1.2px;
    shape-rendering: crispEdges;
}
.scatter .axis text {
    font-size: 10pt;
}
.scatter .label {
    font-size: 14pt;
    font-weight: bold;
}
.scatter .legend {
    font-size: 10pt;
}

.scatter .dot {
    stroke: #000;
}
.d3-tip {
    line-height: 1;
    font-weight: bold;
    padding: 12px;
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    border-radius: 2px;
}

/* Creates a small triangle extender for the tooltip */
.d3-tip:after {
    box-sizing: border-box;
    display: inline;
    font-size: 10px;
    width: 100%;
    line-height: 1;
    color: rgba(0, 0, 0, 0.8);
    content: "\25BC";
    position: absolute;
    text-align: center;
}

/* Style northward tooltips differently */
.d3-tip.n:after {
    margin: -1px 0 0 0;
    top: 100%;
    left: 0;
}
.scatter-tip  {
    background: rgba(30, 121, 36, 0.8);
}