community-repo/scripts/validator-report-ui/src/BootstrapButton.tsx

import { Button, withStyles } from '@material-ui/core';

export const BootstrapButton = withStyles({
  root: {
    boxShadow: 'none',
    textTransform: 'none',
    fontSize: 16,
    padding: '6px 12px',
    border: '1px solid',
    lineHeight: 1.5,
    color: '#ffffff',
    backgroundColor: '#4138ff',
    borderColor: '#4138ff',
    fontFamily: [
      '-apple-system',
      'BlinkMacSystemFont',
      '"Segoe UI"',
      'Roboto',
      '"Helvetica Neue"',
      'Arial',
      'sans-serif',
      '"Apple Color Emoji"',
      '"Segoe UI Emoji"',
      '"Segoe UI Symbol"',
    ].join(','),
    '&:hover': {
      backgroundColor: '#4138dd',
      borderColor: '#4138dd',
      boxShadow: 'none',
    },
    '&:active': {
      boxShadow: 'none',
      backgroundColor: '#4138ee',
      borderColor: '#4138ee',
    },
    '&:focus': {
      boxShadow: '0 0 0 0.2rem rgba(0,123,255,.5)',
    },
  },
})(Button);