text: import css, { appendStyles } from 'https://unpkg.com/csstag?module';
  
  const color = '#2980b9';
  const styles = css`
    @value radius: 0.5em;
  
    .outlined {
      border-radius: radius;
      border: 3px solid ${color};
    }
  
    .frame {
      composes: outlined;
    }
  `;
  
  css`
    :global(body) {
      bottom: 0;
      display: flex;
      flex-direction: column;
      left: 0;
      margin-top: 0;
      position: absolute;
      right: 0;
      top: 0;
    }
  
    :global(body) > :last-child {
      flex: 1;
    }
  `;
  
  appendStyles();
  document.body.innerHTML += `
    <iframe class="${styles.frame}" src="index.js"></iframe>
  `;
  