Answers for "change size of material ui icons css"

how to change size material ui icons

import React from "react";
import MailIcon from "@material-ui/icons/Mail";

export default function App() {
  return (
    <div>
      <MailIcon fontSize="small" />
      <MailIcon />
      <MailIcon fontSize="large" />
      <MailIcon style={{ fontSize: 50 }} />
    </div>
  );
}