.tick line {
    stroke: #CCC;
}
.tick:first-child line {
    stroke: #000;
}
.dot circle {
    cursor: pointer;
}
.dot.focus circle {
    fill: red !important;
}
.paths path {
    stroke: #CCC;
}

.lines line, .helper-box {
    cursor: move;
}
.chart-title {
    fill: red;
    font-weight: bold;
    font-size: 16px;
}