Styles don't work

Styles from props don’t work in your example plot-react (forked) - CodeSandbox
For example, I want to change the svg background, but I can’t.
Now the svg background is white, but I wanted transparent.

I suspect this is a limitation of the example server-side rendering code (PlotFigure.js), which doesn’t support inline styles. I’m sure that’s fixable, but you might prefer the simpler approach of client-side rendering in this other CodeSandbox: