contiago-toolbar/app/containers/ToolbarContainer/components/Close.js

One of the options for outputting content from contiago xml-server

import styled from 'styled-components';
import { MdClose } from 'react-icons/lib/md';

export default styled(MdClose)`
  font-size: 2.1vw;
  color: ${(props) => props.theme.fontColor};
  &:hover {
    cursor: pointer;
  }
`;