rect.background {
    fill: white;
    cursor: move;
}

g.node rect {
    stroke: #e5e5e5;
    stroke-width: 2px;
    fill: rgba(242,242, 255, 0.54);
    cursor: pointer;
}

g.node text {
    fill: black;
    font-size: 16px;
    font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
    text-anchor: middle;
    alignment-baseline: middle;
    cursor: pointer;
}

.link {
    fill: none;
    stroke: #000;
    stroke-width: 1.5px;
    opacity: 0.4;
    marker-end: url(#end-arrow);
}