@@ -576,7 +576,9 @@ export default class Renderer {
Object.assign( container.style, {
position: 'fixed',
top: 0,
- left: '-9999px'
+ left: '-9999px',
+ // See https://github.com/ckeditor/ckeditor5/issues/752.
+ width: '42px'
} );
// Fill it with a text node so we can update it later.