Sankey Link Hover Color

[Xela95]

Hi, had the same challenge here. Found the following solution :

Feature request: Hover link color in Sankey graphs

Hi, I agree this should be a Plotly setting when creating a Sankey diagram. However, using custom CSS in your styles.css does the work, such as : .sankey-link:hover { fill: gold !important; fill-opacity: 1 !important; } That way, you can set fill color, fill opacity, and basically any style attribute to track your links trough all the flows. Current limitations : link styling on hover only happens when hovering on a link, but not hovering a node (that should style all links outbound o…