title: Can I give the col-md-1.5 in bootstrap?
body: <p>I want to adjust the columns in Twitter Boοtstrap. </p>
  
  <p>I know in bootstrap there are 12 columns grid. Is there any way to manipulate the grids to have 1.5 3.5 3.5 3.5 instead of 3 3 3 3?</p>