title: Realign columns with Bootstrap 3
body: <p>I'm coding an article with three columns in Bootstrap. When I'm working with large screens it seems like </p>
  
  <p><img src="https://i.stack.imgur.com/SD4rC.jpg" alt="Three columns large screen"></p>
  
  <p>But when I'm working with small screens I want it to look like </p>
  
  <p><img src="https://i.stack.imgur.com/1uCwo.jpg" alt="Small screen"></p>
  
  <p>How can I make it?</p>