message: Fix start button CSS class in React component.
diff: @@ -53,7 +53,7 @@ export class SurveyNavigation extends SurveyNavigationBase {
  ? this.renderButton(
  this.handleStartClick,
  this.survey.startSurveyText,
  - this.css.navigationButton.start
  + this.css.navigation.start
  )
  : null;
  return (
  