Style font node labels sankey diagram

Hi all,

Is it possible to style the font for the node labels in a Sankey diagram. Looking at the CSS is it s node-label class, but I don’t know how to adjust it.

Thanks in advance,

I know this question was from a while ago and I’m sure you read the reference and found this, but for R it’s under textfont:

p <- plot_ly(
type = “sankey”,
orientation = “h”,
textfont = list(size=20),

node = list(

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