title: How to push view controller with transparency mode?
body: <p>I am trying to push a view controller with transparency mode.</p>
  
  <p>This is my code:</p>
  
  <pre><code>SearchViewController * searchViewController= [self.storyboard instantiateViewControllerWithIdentifier:@"SearchViewController"];
  searchViewController.view.backgroundColor = [UIColor colorWithWhite:0 alpha:0.7f];
  [self.navigationController pushViewController:searchViewController animated:YES];
  </code></pre>
  
  <p>Something i did mistake find out and help me to solve this problem.</p>