title: Put image in Sort Order MVC WebGrid
body: <p>I would like to put a background image in the column when you sort the WebGrid</p>
  
  <p>the code I have in the VIew is the following:</p>
  
  <pre><code>@grid.GetHtml(
      fillEmptyRows: true,
      headerStyle: "hearder-grid",
      ... 
               )
  </code></pre>
  
  <p>code in the Css Style:</p>
  
  <pre><code>tr.hearder-grid .asc{
                  background: transparent url('/Content/themes/base/Images/asc.png') center right no-repeat;
  
          }
  
  tr.hearder-grid .desc{
                  background: transparent url('/Content/themes/base/Images/desc.png') center right no-repeat;
          }
  </code></pre>
  
  <p>this code does not work</p>
  
  <p>someone can help me?</p>
  
  <p>blessings</p>