react-test/docs/data/material/components/tooltips/CustomizedTooltips.js

import * as React from 'react';
import { styled } from '@mui/material/styles';
import Button from '@mui/material/Button';
import Tooltip, { tooltipClasses } from '@mui/material/Tooltip';
import Typography from '@mui/material/Typography';

const LightTooltip = styled(({ className, ...props }) => (
  <Tooltip {...props} classes={{ popper: className }} />
))(({ theme }) => ({
  [`& .${tooltipClasses.tooltip}`]: {
    backgroundColor: theme.palette.common.white,
    color: 'rgba(0, 0, 0, 0.87)',
    boxShadow: theme.shadows[1],
    fontSize: 11,
  },
}));

const BootstrapTooltip = styled(({ className, ...props }) => (
  <Tooltip {...props} arrow classes={{ popper: className }} />
))(({ theme }) => ({
  [`& .${tooltipClasses.arrow}`]: {
    color: theme.palette.common.black,
  },
  [`& .${tooltipClasses.tooltip}`]: {
    backgroundColor: theme.palette.common.black,
  },
}));

const HtmlTooltip = styled(({ className, ...props }) => (
  <Tooltip {...props} classes={{ popper: className }} />
))(({ theme }) => ({
  [`& .${tooltipClasses.tooltip}`]: {
    backgroundColor: '#f5f5f9',
    color: 'rgba(0, 0, 0, 0.87)',
    maxWidth: 220,
    fontSize: theme.typography.pxToRem(12),
    border: '1px solid #dadde9',
  },
}));

export default function CustomizedTooltips() {
  return (
    <div>
      <LightTooltip title="Add">
        <Button>Light</Button>
      </LightTooltip>
      <BootstrapTooltip title="Add">
        <Button>Bootstrap</Button>
      </BootstrapTooltip>
      <HtmlTooltip
        title={
          <React.Fragment>
            <Typography color="inherit">Tooltip with HTML</Typography>
            <em>{"And here's"}</em> <b>{'some'}</b> <u>{'amazing content'}</u>.{' '}
            {"It's very engaging. Right?"}
          </React.Fragment>
        }
      >
        <Button>HTML</Button>
      </HtmlTooltip>
    </div>
  );
}