title: Changing column order in using bootstrap
body: <p>how to achieve the following using bootstrap:</p>
  
  <p>Desktop View  </p>
  
  <pre><code>[col-md-9(number 1)][col-md-3(number 3)]  
  [col-md-12(number 2)]
  </code></pre>
  
  <p>Mobile view  </p>
  
  <pre><code>[col-xs-12(number 1)]  
  [col-xs-12(number 2)]  
  [col-xs-12(number 3)] 
  </code></pre>
  
  <p>thanks in advance</p>