Highlight an edge in a graphviz generated svg

highlight-graphviz-edge.html

<!-- slap this somewhere at the top -->
<style>
      /* the lines within the edges */
      .edge:active path,
      .edge:hover path {
        stroke: fuchsia;
        stroke-width: 3;
        stroke-opacity: 1;
      }
      /* arrows are typically drawn with a polygon */
      .edge:active polygon,
      .edge:hover polygon {
        stroke: fuchsia;
        stroke-width: 3;
        fill: fuchsia;
        stroke-opacity: 1;
        fill-opacity: 1;
      }
      /* If you happen to have text and want to color that as well... */
      .edge:active text,
      .edge:hover text {
        fill: fuchsia;
      }
</style>

@sverweij It works, thank you for sharing that!