styledHoc.js

import React, { Component } from 'react';
import styled from 'styled-components';

const Wrapper = styled.div`
  border-radius: 5px;
  border: 1px solid #FAFAFA;
  /* whatever other rules apply */
`;

const styledHoc = (WrappedComponent) => {
  class StyledHoc extends Component {
    render() {
      return (
        <Wrapper>
          <WrappedComponent {...this.props} />
        </Wrapper>
      );
    }
  }
};

export default styledHoc;