title: Unexpected token in CSS when editing it in vnext
body: <p>When I try to write some css through Vnext or Webmatrix v2 beta I got error that unxpected token : 
  sometime I change something and got error that unexpected error ;</p>
  
  <p>When I try this </p>
  
  <pre><code>body
  {
      background-color :Aqua;
  }
  </code></pre>
  
  <p>I wonder all browser (moz,chrome) give me error that <strong>"Uncaught SyntaxError: Unexpected token :"</strong></p>
  
  <p>Later I save it from vs2010 but i still have error. Can someone tell me where I am doing wrong.</p>