JSPM

import { Button } from "@react-email/button";
import { Tailwind } from "@react-email/tailwind";

const Email = () => {
  return (
    <Tailwind
      config={{
        theme: {
          extend: {
            colors: {
              "custom-color": "#ff0000",
            },
          },
        },
      }}
    >
      <Button
        href="https://example.com"
        className="text-custom-color bg-white mx-auto"
      >
        Click me
      </Button>
    </Tailwind>
  );
};