title: Configure Bootstrap 3/4 css with Ionic 2 application
body: <p>I would like to get the features of all the bootstrap 3 or 4 css in my Ionic 2 framework application.</p>
  
  <p>I followed the steps to install bootstrap css as it showed for bootstrap css integration with angular 2. </p>
  
  <p>For Ionic 2 it is not working, what are the configuration steps for the Ionic 2 framework?</p>