title: Using SASS/LESS with AngularUI
body: <p>I have never used a css preprocessor.</p>
  
  <p>I want to use angularjs with angularUI (bootstrap) and I would like to know wether there is any disadvantage in using SASS vs LESS. Or is there a total independency and I am totally free to use SASS or LESS with AngularJS and AngularUI bootstrap.</p>
  
  <p>Maybe AngularUI has builtin support for SASS or LESS so I should favor one of those?</p>