svg {
    border: 1px solid #999;
    overflow: hidden;
}

.node {
    white-space: nowrap;
}

    .node rect,
    .node circle,
    .node ellipse {
        stroke: #333;
        fill: #fff;
        stroke-width: 1.5px;
    }

.cluster rect {
    stroke: #333;
    fill: #000;
    fill-opacity: 0.1;
    stroke-width: 1.5px;
}

.edgePath path.path {
    stroke: #333;
    stroke-width: 1.5px;
    fill: none;
}

/*h1, h2 {
    color: #333;
}*/

/*textarea {
    width: 800px;
}*/

/*label {
    margin-top: 1em;
    display: block;
}*/

.error {
    color: red;
}