title: How to Remove Attribute of Control from Code Behind in WPF
body: <p>I want to Remove Attribute background from code Behind.
  This is my Xaml Code -</p>
  
  <pre><code>&lt;Button Name="btnBack" Width="50" Height="50"&gt;&lt;/Button&gt;
  </code></pre>
  
  <p>And Xml.cs</p>
  
  <pre><code>btnBack.Background = Brushes.Red;
  </code></pre>
  
  <p>But after some operation i want to remove this attribute with value 
  so my button should come as its original color and "Red" should Remove.</p>
  
  <p>Can Any one help me?</p>