message: Cleanup styles.
diff: @@ -366,9 +366,6 @@ export default class MessageComposer extends React.Component {
  <div
  className='mx_PopoverOuterContainer'
  style={{
  - backgroundColor: '#FFF',
  - opacity: 0.7,
  - overflow: 'hidden',
  border: '1px solid #76CFA6',
  }}
  >
  