old_contents: export default {
    button: {
      borderRight: '1px solid #fff'
    },
    dropdown: {
      position: 'relative',
      top: 1,
      backgroundColor: 'white',
      height: 38,
      paddingLeft: 20,
      border: '3px solid #0275d8',
      color: '#0275d8',
      margin: '0',
      WebkitAppearance: 'none',
      padding: '0 10px 0 15px'
    },
    input: {
      position: 'relative',
      top: 1,
      backgroundColor: 'white',
      borderRadius: 0,
      height: 16,
      margin: 0,
      color: '#0275d8',
      border: '3px solid #0275d8'
    },
    toolbar: {
      position: 'absolute',
      top: 0,
      left: 0,
      width: '100%',
      zIndex: 4,
      display: 'none'
    },
    overlay: {
      position: 'absolute',
      top: 0,
      bottom: 0,
      left: 0,
      right: 0,
      backgroundColor: '#222',
      color: '#fff',
      borderRadius: 3,
      opacity: '.82',
      fontWeight: 300,
      fontSize: '2.15rem',
      cursor: 'pointer',
      display: 'none'
    }
  }
  
new_contents: export default {
    button: {
      borderRight: '1px solid #fff'
    },
    dropdown: {
      position: 'relative',
      top: 1,
      backgroundColor: 'white',
      height: 38,
      paddingLeft: 20,
      border: '3px solid #0275d8',
      color: '#0275d8',
      margin: '0',
      WebkitAppearance: 'none',
      padding: '0 10px 0 15px'
    },
    input: {
      position: 'relative',
      top: 1,
      backgroundColor: 'white',
      borderRadius: 0,
      height: 16,
      margin: 0,
      color: '#0275d8',
      border: '3px solid #0275d8'
    },
    toolbar: {
      position: 'absolute',
      top: 0,
      left: 0,
      width: '100%',
      zIndex: 5,
      display: 'none'
    },
    overlay: {
      position: 'absolute',
      top: 0,
      bottom: 0,
      left: 0,
      right: 0,
      backgroundColor: '#222',
      color: '#fff',
      borderRadius: 3,
      opacity: '.82',
      fontWeight: 300,
      fontSize: '2.15rem',
      cursor: 'pointer',
      display: 'none'
    }
  }
  
subject: Fix content widget slate-editor toolbar z-index