title: How can I set the cell's font in a Tablix expression based on a value in Microsoft Report
body: <p>I've a tablix with alot of rows. 
  I use <code>=Fields!LedningLaengde.Value</code> to set the value in the cell, that's on a row in the Tablix..</p>
  
  <p>The new thing, is that the font need to be red if <code>=Fields!LedningLaengde.Value</code> is equal to <code>-1</code> how can this be done?</p>