text: import * as React from 'react'
  import PropTypes from 'prop-types'
  import { Link } from 'gatsby'
  
  const Header = ({ siteTitle }) => {
  
    return (
      <header
        style={{
          background: `rebeccapurple`,
          marginBottom: `1.45rem`,
        }}
      >
        <div
          style={{
            margin: `0 auto`,
            maxWidth: 960,
            padding: `1.45rem 1.0875rem`,
          }}
        >
          <h1 style={{ margin: 0 }}>
            <Link
              to="/"
              style={{
                color: `white`,
                textDecoration: `none`,
              }}
            >
              {siteTitle}
            </Link>
          </h1>
        </div>
      </header>
  )}
  
  Header.propTypes = {
    siteTitle: PropTypes.string,
  }
  
  Header.defaultProps = {
    siteTitle: ``,
  }
  
  export default Header
  