myStyled.jsx

const myStyled = (TargetComponent) => ([style]) => class extends React.Component {
  componentDidMount() {
    this.element.setAttribute('style', style);
  }

  render() {
    return (
      <TargetComponent {...this.props} ref={element => this.element = element } />
    );
  }
};

const Button = myStyled('button')`
  color: coral; 
  padding: 0.25rem 1rem; 
  border: solid 2px coral; 
  border-radius: 3px;
  margin: 0.5rem;
  font-size: 1rem;
`;