.link {
  fill: none;
  stroke: #666;
  stroke-width: 1.5px;
}

.node circle {
  fill: #ccc;
  stroke: #fff;
  stroke-width: 1.5px;
}

text {
  pointer-events: none;
}

* {
    -webkit-touch-callout: none;
}

#svg-container {
    background-color: white;
    margin: 5px;
    border: solid 1px black;
    width: 1000px;
    height: 800px;
}