title: How to change the width of an svg rect with css
body: <p>Is is possible to change width of SVG rectangle with CSS?</p>
  
  <p>This doesn't work:</p>
  
  <pre><code>#red {
      width: 800px;
  }
  #red:hover {
      width: 1600px;
  }
  </code></pre>
  
  <p>See <a href="http://jsfiddle.net/fJLCg/" rel="noreferrer">jsfiddle</a>.</p>