title: Twitter Bootstrap input width 100% inside unresponsive block
body: <p>What it the best way to do that <code>input</code> the full width inside <code>span3</code> (unresponsive design)? 
  Something like <code>width: 100%;</code></p>
  
  <p><a href="http://jsfiddle.net/rq9FM/" rel="nofollow">http://jsfiddle.net/rq9FM/</a></p>
  
  <p>Thanks.</p>